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Finding the Fourth Proportional to 2,376, 3,565.08 and 1,725.84

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Solution

The fourth proportional to 2,376, 3,565.08 and 1,725.84 is: 2,589.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376 : 3,565.08 = 1,725.84 : x
  2. Step 2: Convert to fraction form
    2,376/3,565.08 = 1,725.84/x
  3. Step 3: Cross multiply
    2,376x = 3,565.08 × 1,725.84
  4. Step 4: Simplify right side
    2,376x = 6,152,757.67
  5. Step 5: Solve for x
    x = 6,152,757.67/2,376
  6. Step 6: Final answer
    x = 2,589.54

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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.