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Finding the Fourth Proportional to 6,605.87, 9,910.10 and 2,445.91

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Solution

The fourth proportional to 6,605.87, 9,910.10 and 2,445.91 is: 3,669.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605.87 : 9,910.10 = 2,445.91 : x
  2. Step 2: Convert to fraction form
    6,605.87/9,910.10 = 2,445.91/x
  3. Step 3: Cross multiply
    6,605.87x = 9,910.10 × 2,445.91
  4. Step 4: Simplify right side
    6,605.87x = 24,239,200.46
  5. Step 5: Solve for x
    x = 24,239,200.46/6,605.87
  6. Step 6: Final answer
    x = 3,669.34

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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.