Home / 8,929.53-12,324.21-6,801.66

Finding the Fourth Proportional to 8,929.53, 12,324.21 and 6,801.66

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Solution

The fourth proportional to 8,929.53, 12,324.21 and 6,801.66 is: 9,387.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,929.53 : 12,324.21 = 6,801.66 : x
  2. Step 2: Convert to fraction form
    8,929.53/12,324.21 = 6,801.66/x
  3. Step 3: Cross multiply
    8,929.53x = 12,324.21 × 6,801.66
  4. Step 4: Simplify right side
    8,929.53x = 83,825,086.19
  5. Step 5: Solve for x
    x = 83,825,086.19/8,929.53
  6. Step 6: Final answer
    x = 9,387.40

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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.