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Finding the Fourth Proportional to 1,951.61, 2,923.97 and 1,024.97

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Solution

The fourth proportional to 1,951.61, 2,923.97 and 1,024.97 is: 1,535.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951.61 : 2,923.97 = 1,024.97 : x
  2. Step 2: Convert to fraction form
    1,951.61/2,923.97 = 1,024.97/x
  3. Step 3: Cross multiply
    1,951.61x = 2,923.97 × 1,024.97
  4. Step 4: Simplify right side
    1,951.61x = 2,996,961.79
  5. Step 5: Solve for x
    x = 2,996,961.79/1,951.61
  6. Step 6: Final answer
    x = 1,535.64

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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.