Home / 10,160.93-15,241.82-3,587.15

Finding the Fourth Proportional to 10,160.93, 15,241.82 and 3,587.15

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Solution

The fourth proportional to 10,160.93, 15,241.82 and 3,587.15 is: 5,380.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.93 : 15,241.82 = 3,587.15 : x
  2. Step 2: Convert to fraction form
    10,160.93/15,241.82 = 3,587.15/x
  3. Step 3: Cross multiply
    10,160.93x = 15,241.82 × 3,587.15
  4. Step 4: Simplify right side
    10,160.93x = 54,674,600.47
  5. Step 5: Solve for x
    x = 54,674,600.47/10,160.93
  6. Step 6: Final answer
    x = 5,380.87

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1.5x scale

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.