Home / 9,929.16-13,697.10-6,742.62

Finding the Fourth Proportional to 9,929.16, 13,697.10 and 6,742.62

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Solution

The fourth proportional to 9,929.16, 13,697.10 and 6,742.62 is: 9,301.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929.16 : 13,697.10 = 6,742.62 : x
  2. Step 2: Convert to fraction form
    9,929.16/13,697.10 = 6,742.62/x
  3. Step 3: Cross multiply
    9,929.16x = 13,697.10 × 6,742.62
  4. Step 4: Simplify right side
    9,929.16x = 92,354,340.40
  5. Step 5: Solve for x
    x = 92,354,340.40/9,929.16
  6. Step 6: Final answer
    x = 9,301.32

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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.