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Finding the Fourth Proportional to 7,292.72, 10,060.44 and 4,773.72

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Solution

The fourth proportional to 7,292.72, 10,060.44 and 4,773.72 is: 6,585.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.72 : 10,060.44 = 4,773.72 : x
  2. Step 2: Convert to fraction form
    7,292.72/10,060.44 = 4,773.72/x
  3. Step 3: Cross multiply
    7,292.72x = 10,060.44 × 4,773.72
  4. Step 4: Simplify right side
    7,292.72x = 48,025,723.64
  5. Step 5: Solve for x
    x = 48,025,723.64/7,292.72
  6. Step 6: Final answer
    x = 6,585.43

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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.