Home / 8,731.14-13,102.18-3,537.02

Finding the Fourth Proportional to 8,731.14, 13,102.18 and 3,537.02

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Solution

The fourth proportional to 8,731.14, 13,102.18 and 3,537.02 is: 5,307.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731.14 : 13,102.18 = 3,537.02 : x
  2. Step 2: Convert to fraction form
    8,731.14/13,102.18 = 3,537.02/x
  3. Step 3: Cross multiply
    8,731.14x = 13,102.18 × 3,537.02
  4. Step 4: Simplify right side
    8,731.14x = 46,342,672.70
  5. Step 5: Solve for x
    x = 46,342,672.70/8,731.14
  6. Step 6: Final answer
    x = 5,307.75

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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.