Home / 10,133.30-13,984.17-6,356.61

Finding the Fourth Proportional to 10,133.30, 13,984.17 and 6,356.61

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Solution

The fourth proportional to 10,133.30, 13,984.17 and 6,356.61 is: 8,772.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.30 : 13,984.17 = 6,356.61 : x
  2. Step 2: Convert to fraction form
    10,133.30/13,984.17 = 6,356.61/x
  3. Step 3: Cross multiply
    10,133.30x = 13,984.17 × 6,356.61
  4. Step 4: Simplify right side
    10,133.30x = 88,891,914.86
  5. Step 5: Solve for x
    x = 88,891,914.86/10,133.30
  6. Step 6: Final answer
    x = 8,772.26

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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.