Home / 8,963.67-13,439.01-4,577.79

Finding the Fourth Proportional to 8,963.67, 13,439.01 and 4,577.79

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Solution

The fourth proportional to 8,963.67, 13,439.01 and 4,577.79 is: 6,863.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963.67 : 13,439.01 = 4,577.79 : x
  2. Step 2: Convert to fraction form
    8,963.67/13,439.01 = 4,577.79/x
  3. Step 3: Cross multiply
    8,963.67x = 13,439.01 × 4,577.79
  4. Step 4: Simplify right side
    8,963.67x = 61,520,965.59
  5. Step 5: Solve for x
    x = 61,520,965.59/8,963.67
  6. Step 6: Final answer
    x = 6,863.37

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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.