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Finding the Fourth Proportional to 4,551.65, 6,827.18 and 1,589.88

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Solution

The fourth proportional to 4,551.65, 6,827.18 and 1,589.88 is: 2,384.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.65 : 6,827.18 = 1,589.88 : x
  2. Step 2: Convert to fraction form
    4,551.65/6,827.18 = 1,589.88/x
  3. Step 3: Cross multiply
    4,551.65x = 6,827.18 × 1,589.88
  4. Step 4: Simplify right side
    4,551.65x = 10,854,396.94
  5. Step 5: Solve for x
    x = 10,854,396.94/4,551.65
  6. Step 6: Final answer
    x = 2,384.72

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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.