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Finding the Fourth Proportional to 2,752.08, 4,128.08 and 1,597

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Solution

The fourth proportional to 2,752.08, 4,128.08 and 1,597 is: 2,395.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752.08 : 4,128.08 = 1,597 : x
  2. Step 2: Convert to fraction form
    2,752.08/4,128.08 = 1,597/x
  3. Step 3: Cross multiply
    2,752.08x = 4,128.08 × 1,597
  4. Step 4: Simplify right side
    2,752.08x = 6,592,543.76
  5. Step 5: Solve for x
    x = 6,592,543.76/2,752.08
  6. Step 6: Final answer
    x = 2,395.48

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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.