Home / 1,541.15-2,309.29-1,251.17

Finding the Fourth Proportional to 1,541.15, 2,309.29 and 1,251.17

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Solution

The fourth proportional to 1,541.15, 2,309.29 and 1,251.17 is: 1,874.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.15 : 2,309.29 = 1,251.17 : x
  2. Step 2: Convert to fraction form
    1,541.15/2,309.29 = 1,251.17/x
  3. Step 3: Cross multiply
    1,541.15x = 2,309.29 × 1,251.17
  4. Step 4: Simplify right side
    1,541.15x = 2,889,314.37
  5. Step 5: Solve for x
    x = 2,889,314.37/1,541.15
  6. Step 6: Final answer
    x = 1,874.78

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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.