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Finding the Fourth Proportional to 7,587.71, 10,470.20 and 4,604.27

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Solution

The fourth proportional to 7,587.71, 10,470.20 and 4,604.27 is: 6,353.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.71 : 10,470.20 = 4,604.27 : x
  2. Step 2: Convert to fraction form
    7,587.71/10,470.20 = 4,604.27/x
  3. Step 3: Cross multiply
    7,587.71x = 10,470.20 × 4,604.27
  4. Step 4: Simplify right side
    7,587.71x = 48,207,604.73
  5. Step 5: Solve for x
    x = 48,207,604.73/7,587.71
  6. Step 6: Final answer
    x = 6,353.38

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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.