Home / 3,743.60-5,615.40-2,650.10

Finding the Fourth Proportional to 3,743.60, 5,615.40 and 2,650.10

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Solution

The fourth proportional to 3,743.60, 5,615.40 and 2,650.10 is: 3,975.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.60 : 5,615.40 = 2,650.10 : x
  2. Step 2: Convert to fraction form
    3,743.60/5,615.40 = 2,650.10/x
  3. Step 3: Cross multiply
    3,743.60x = 5,615.40 × 2,650.10
  4. Step 4: Simplify right side
    3,743.60x = 14,881,371.54
  5. Step 5: Solve for x
    x = 14,881,371.54/3,743.60
  6. Step 6: Final answer
    x = 3,975.15

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Similar ratio
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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.