Home / 3,101.18-4,652.25-1,020.71

Finding the Fourth Proportional to 3,101.18, 4,652.25 and 1,020.71

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Solution

The fourth proportional to 3,101.18, 4,652.25 and 1,020.71 is: 1,531.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.18 : 4,652.25 = 1,020.71 : x
  2. Step 2: Convert to fraction form
    3,101.18/4,652.25 = 1,020.71/x
  3. Step 3: Cross multiply
    3,101.18x = 4,652.25 × 1,020.71
  4. Step 4: Simplify right side
    3,101.18x = 4,748,598.10
  5. Step 5: Solve for x
    x = 4,748,598.10/3,101.18
  6. Step 6: Final answer
    x = 1,531.22

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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.