Home / 9,169.90-13,761.77-6,357.15

Finding the Fourth Proportional to 9,169.90, 13,761.77 and 6,357.15

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Solution

The fourth proportional to 9,169.90, 13,761.77 and 6,357.15 is: 9,540.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169.90 : 13,761.77 = 6,357.15 : x
  2. Step 2: Convert to fraction form
    9,169.90/13,761.77 = 6,357.15/x
  3. Step 3: Cross multiply
    9,169.90x = 13,761.77 × 6,357.15
  4. Step 4: Simplify right side
    9,169.90x = 87,485,636.16
  5. Step 5: Solve for x
    x = 87,485,636.16/9,169.90
  6. Step 6: Final answer
    x = 9,540.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.