Home / 6,687.55-10,037.49-3,403

Finding the Fourth Proportional to 6,687.55, 10,037.49 and 3,403

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Solution

The fourth proportional to 6,687.55, 10,037.49 and 3,403 is: 5,107.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.55 : 10,037.49 = 3,403 : x
  2. Step 2: Convert to fraction form
    6,687.55/10,037.49 = 3,403/x
  3. Step 3: Cross multiply
    6,687.55x = 10,037.49 × 3,403
  4. Step 4: Simplify right side
    6,687.55x = 34,157,578.47
  5. Step 5: Solve for x
    x = 34,157,578.47/6,687.55
  6. Step 6: Final answer
    x = 5,107.64

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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.