Home / 6,725.17-9,280.60-3,892.69

Finding the Fourth Proportional to 6,725.17, 9,280.60 and 3,892.69

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Solution

The fourth proportional to 6,725.17, 9,280.60 and 3,892.69 is: 5,371.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,725.17 : 9,280.60 = 3,892.69 : x
  2. Step 2: Convert to fraction form
    6,725.17/9,280.60 = 3,892.69/x
  3. Step 3: Cross multiply
    6,725.17x = 9,280.60 × 3,892.69
  4. Step 4: Simplify right side
    6,725.17x = 36,126,498.81
  5. Step 5: Solve for x
    x = 36,126,498.81/6,725.17
  6. Step 6: Final answer
    x = 5,371.83

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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.