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Finding the Fourth Proportional to 1,565.88, 2,348.10 and 700.17

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Solution

The fourth proportional to 1,565.88, 2,348.10 and 700.17 is: 1,049.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565.88 : 2,348.10 = 700.17 : x
  2. Step 2: Convert to fraction form
    1,565.88/2,348.10 = 700.17/x
  3. Step 3: Cross multiply
    1,565.88x = 2,348.10 × 700.17
  4. Step 4: Simplify right side
    1,565.88x = 1,644,069.18
  5. Step 5: Solve for x
    x = 1,644,069.18/1,565.88
  6. Step 6: Final answer
    x = 1,049.93

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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.