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Finding the Fourth Proportional to 6,695.89, 9,233.92 and 4,006.65

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Solution

The fourth proportional to 6,695.89, 9,233.92 and 4,006.65 is: 5,525.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,695.89 : 9,233.92 = 4,006.65 : x
  2. Step 2: Convert to fraction form
    6,695.89/9,233.92 = 4,006.65/x
  3. Step 3: Cross multiply
    6,695.89x = 9,233.92 × 4,006.65
  4. Step 4: Simplify right side
    6,695.89x = 36,997,123.49
  5. Step 5: Solve for x
    x = 36,997,123.49/6,695.89
  6. Step 6: Final answer
    x = 5,525.35

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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.