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Finding the Fourth Proportional to 4,358.72, 6,497.02 and 4,008.80

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Solution

The fourth proportional to 4,358.72, 6,497.02 and 4,008.80 is: 5,975.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,358.72 : 6,497.02 = 4,008.80 : x
  2. Step 2: Convert to fraction form
    4,358.72/6,497.02 = 4,008.80/x
  3. Step 3: Cross multiply
    4,358.72x = 6,497.02 × 4,008.80
  4. Step 4: Simplify right side
    4,358.72x = 26,045,253.78
  5. Step 5: Solve for x
    x = 26,045,253.78/4,358.72
  6. Step 6: Final answer
    x = 5,975.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.