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Finding the Fourth Proportional to 1,972.04, 2,951.90 and 1,452.63

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Solution

The fourth proportional to 1,972.04, 2,951.90 and 1,452.63 is: 2,174.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972.04 : 2,951.90 = 1,452.63 : x
  2. Step 2: Convert to fraction form
    1,972.04/2,951.90 = 1,452.63/x
  3. Step 3: Cross multiply
    1,972.04x = 2,951.90 × 1,452.63
  4. Step 4: Simplify right side
    1,972.04x = 4,288,003.74
  5. Step 5: Solve for x
    x = 4,288,003.74/1,972.04
  6. Step 6: Final answer
    x = 2,174.40

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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.