Home / 9,518.07-13,134.96-5,269.43

Finding the Fourth Proportional to 9,518.07, 13,134.96 and 5,269.43

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Solution

The fourth proportional to 9,518.07, 13,134.96 and 5,269.43 is: 7,271.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518.07 : 13,134.96 = 5,269.43 : x
  2. Step 2: Convert to fraction form
    9,518.07/13,134.96 = 5,269.43/x
  3. Step 3: Cross multiply
    9,518.07x = 13,134.96 × 5,269.43
  4. Step 4: Simplify right side
    9,518.07x = 69,213,752.27
  5. Step 5: Solve for x
    x = 69,213,752.27/9,518.07
  6. Step 6: Final answer
    x = 7,271.83

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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.