Home / 10,493.57-15,738.26-3,098.18

Finding the Fourth Proportional to 10,493.57, 15,738.26 and 3,098.18

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Solution

The fourth proportional to 10,493.57, 15,738.26 and 3,098.18 is: 4,646.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493.57 : 15,738.26 = 3,098.18 : x
  2. Step 2: Convert to fraction form
    10,493.57/15,738.26 = 3,098.18/x
  3. Step 3: Cross multiply
    10,493.57x = 15,738.26 × 3,098.18
  4. Step 4: Simplify right side
    10,493.57x = 48,759,868.18
  5. Step 5: Solve for x
    x = 48,759,868.18/10,493.57
  6. Step 6: Final answer
    x = 4,646.64

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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.