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Finding the Fourth Proportional to 1,568.70, 2,354.13 and 952.62

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Solution

The fourth proportional to 1,568.70, 2,354.13 and 952.62 is: 1,429.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568.70 : 2,354.13 = 952.62 : x
  2. Step 2: Convert to fraction form
    1,568.70/2,354.13 = 952.62/x
  3. Step 3: Cross multiply
    1,568.70x = 2,354.13 × 952.62
  4. Step 4: Simplify right side
    1,568.70x = 2,242,591.32
  5. Step 5: Solve for x
    x = 2,242,591.32/1,568.70
  6. Step 6: Final answer
    x = 1,429.59

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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.