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Finding the Fourth Proportional to 1,301, 1,951.58 and 752.04

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Solution

The fourth proportional to 1,301, 1,951.58 and 752.04 is: 1,128.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301 : 1,951.58 = 752.04 : x
  2. Step 2: Convert to fraction form
    1,301/1,951.58 = 752.04/x
  3. Step 3: Cross multiply
    1,301x = 1,951.58 × 752.04
  4. Step 4: Simplify right side
    1,301x = 1,467,666.22
  5. Step 5: Solve for x
    x = 1,467,666.22/1,301
  6. Step 6: Final answer
    x = 1,128.11

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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.