Home / 5,610.60-7,742.63-3,254.11

Finding the Fourth Proportional to 5,610.60, 7,742.63 and 3,254.11

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Solution

The fourth proportional to 5,610.60, 7,742.63 and 3,254.11 is: 4,490.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.60 : 7,742.63 = 3,254.11 : x
  2. Step 2: Convert to fraction form
    5,610.60/7,742.63 = 3,254.11/x
  3. Step 3: Cross multiply
    5,610.60x = 7,742.63 × 3,254.11
  4. Step 4: Simplify right side
    5,610.60x = 25,195,314.73
  5. Step 5: Solve for x
    x = 25,195,314.73/5,610.60
  6. Step 6: Final answer
    x = 4,490.66

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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.