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Finding the Fourth Proportional to 3,532.72, 4,864.02 and 3,000.55

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Solution

The fourth proportional to 3,532.72, 4,864.02 and 3,000.55 is: 4,131.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.72 : 4,864.02 = 3,000.55 : x
  2. Step 2: Convert to fraction form
    3,532.72/4,864.02 = 3,000.55/x
  3. Step 3: Cross multiply
    3,532.72x = 4,864.02 × 3,000.55
  4. Step 4: Simplify right side
    3,532.72x = 14,594,735.21
  5. Step 5: Solve for x
    x = 14,594,735.21/3,532.72
  6. Step 6: Final answer
    x = 4,131.30

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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.