Home / 9,796.13-13,518.58-5,319.80

Finding the Fourth Proportional to 9,796.13, 13,518.58 and 5,319.80

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Solution

The fourth proportional to 9,796.13, 13,518.58 and 5,319.80 is: 7,341.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,796.13 : 13,518.58 = 5,319.80 : x
  2. Step 2: Convert to fraction form
    9,796.13/13,518.58 = 5,319.80/x
  3. Step 3: Cross multiply
    9,796.13x = 13,518.58 × 5,319.80
  4. Step 4: Simplify right side
    9,796.13x = 71,916,182.12
  5. Step 5: Solve for x
    x = 71,916,182.12/9,796.13
  6. Step 6: Final answer
    x = 7,341.29

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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.