Home / 3,001.43-4,147.67-2,254.12

Finding the Fourth Proportional to 3,001.43, 4,147.67 and 2,254.12

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Solution

The fourth proportional to 3,001.43, 4,147.67 and 2,254.12 is: 3,114.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.43 : 4,147.67 = 2,254.12 : x
  2. Step 2: Convert to fraction form
    3,001.43/4,147.67 = 2,254.12/x
  3. Step 3: Cross multiply
    3,001.43x = 4,147.67 × 2,254.12
  4. Step 4: Simplify right side
    3,001.43x = 9,349,341.17
  5. Step 5: Solve for x
    x = 9,349,341.17/3,001.43
  6. Step 6: Final answer
    x = 3,114.96

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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.