Home / 3,732.76-5,149.56-2,316.07

Finding the Fourth Proportional to 3,732.76, 5,149.56 and 2,316.07

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Solution

The fourth proportional to 3,732.76, 5,149.56 and 2,316.07 is: 3,195.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.76 : 5,149.56 = 2,316.07 : x
  2. Step 2: Convert to fraction form
    3,732.76/5,149.56 = 2,316.07/x
  3. Step 3: Cross multiply
    3,732.76x = 5,149.56 × 2,316.07
  4. Step 4: Simplify right side
    3,732.76x = 11,926,741.43
  5. Step 5: Solve for x
    x = 11,926,741.43/3,732.76
  6. Step 6: Final answer
    x = 3,195.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.