Home / 3,554.73-5,332.70-1,581.06

Finding the Fourth Proportional to 3,554.73, 5,332.70 and 1,581.06

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Solution

The fourth proportional to 3,554.73, 5,332.70 and 1,581.06 is: 2,371.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.73 : 5,332.70 = 1,581.06 : x
  2. Step 2: Convert to fraction form
    3,554.73/5,332.70 = 1,581.06/x
  3. Step 3: Cross multiply
    3,554.73x = 5,332.70 × 1,581.06
  4. Step 4: Simplify right side
    3,554.73x = 8,431,342.61
  5. Step 5: Solve for x
    x = 8,431,342.61/3,554.73
  6. Step 6: Final answer
    x = 2,371.87

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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.