Home / 8,735.04-13,103.28-3,540

Finding the Fourth Proportional to 8,735.04, 13,103.28 and 3,540

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Solution

The fourth proportional to 8,735.04, 13,103.28 and 3,540 is: 5,310.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.04 : 13,103.28 = 3,540 : x
  2. Step 2: Convert to fraction form
    8,735.04/13,103.28 = 3,540/x
  3. Step 3: Cross multiply
    8,735.04x = 13,103.28 × 3,540
  4. Step 4: Simplify right side
    8,735.04x = 46,385,611.20
  5. Step 5: Solve for x
    x = 46,385,611.20/8,735.04
  6. Step 6: Final answer
    x = 5,310.29

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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.