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Finding the Fourth Proportional to 5,797.17, 8,681.18 and 4,152.87

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Solution

The fourth proportional to 5,797.17, 8,681.18 and 4,152.87 is: 6,218.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,797.17 : 8,681.18 = 4,152.87 : x
  2. Step 2: Convert to fraction form
    5,797.17/8,681.18 = 4,152.87/x
  3. Step 3: Cross multiply
    5,797.17x = 8,681.18 × 4,152.87
  4. Step 4: Simplify right side
    5,797.17x = 36,051,791.22
  5. Step 5: Solve for x
    x = 36,051,791.22/5,797.17
  6. Step 6: Final answer
    x = 6,218.86

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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.