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Finding the Fourth Proportional to 6,200.91, 9,301.17 and 1,520.93

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Solution

The fourth proportional to 6,200.91, 9,301.17 and 1,520.93 is: 2,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,200.91 : 9,301.17 = 1,520.93 : x
  2. Step 2: Convert to fraction form
    6,200.91/9,301.17 = 1,520.93/x
  3. Step 3: Cross multiply
    6,200.91x = 9,301.17 × 1,520.93
  4. Step 4: Simplify right side
    6,200.91x = 14,146,428.49
  5. Step 5: Solve for x
    x = 14,146,428.49/6,200.91
  6. Step 6: Final answer
    x = 2,281.35

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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.