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Finding the Fourth Proportional to 6,254.66, 9,381.90 and 1,574.66

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Solution

The fourth proportional to 6,254.66, 9,381.90 and 1,574.66 is: 2,361.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,254.66 : 9,381.90 = 1,574.66 : x
  2. Step 2: Convert to fraction form
    6,254.66/9,381.90 = 1,574.66/x
  3. Step 3: Cross multiply
    6,254.66x = 9,381.90 × 1,574.66
  4. Step 4: Simplify right side
    6,254.66x = 14,773,302.65
  5. Step 5: Solve for x
    x = 14,773,302.65/6,254.66
  6. Step 6: Final answer
    x = 2,361.97

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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.