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Finding the Fourth Proportional to 2,952.84, 4,426.11 and 1,565.31

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Solution

The fourth proportional to 2,952.84, 4,426.11 and 1,565.31 is: 2,346.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.84 : 4,426.11 = 1,565.31 : x
  2. Step 2: Convert to fraction form
    2,952.84/4,426.11 = 1,565.31/x
  3. Step 3: Cross multiply
    2,952.84x = 4,426.11 × 1,565.31
  4. Step 4: Simplify right side
    2,952.84x = 6,928,234.24
  5. Step 5: Solve for x
    x = 6,928,234.24/2,952.84
  6. Step 6: Final answer
    x = 2,346.30

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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.