Home / 9,518.19-13,135.68-5,269.29

Finding the Fourth Proportional to 9,518.19, 13,135.68 and 5,269.29

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Solution

The fourth proportional to 9,518.19, 13,135.68 and 5,269.29 is: 7,271.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518.19 : 13,135.68 = 5,269.29 : x
  2. Step 2: Convert to fraction form
    9,518.19/13,135.68 = 5,269.29/x
  3. Step 3: Cross multiply
    9,518.19x = 13,135.68 × 5,269.29
  4. Step 4: Simplify right side
    9,518.19x = 69,215,707.27
  5. Step 5: Solve for x
    x = 69,215,707.27/9,518.19
  6. Step 6: Final answer
    x = 7,271.94

Related Problems

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Half scale
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Double scale
Find fourth proportional to 9,519.19, 13,137.06 and 5,270.29
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.