Home / 3,928.43-5,892.70-1,006.66

Finding the Fourth Proportional to 3,928.43, 5,892.70 and 1,006.66

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Solution

The fourth proportional to 3,928.43, 5,892.70 and 1,006.66 is: 1,510.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928.43 : 5,892.70 = 1,006.66 : x
  2. Step 2: Convert to fraction form
    3,928.43/5,892.70 = 1,006.66/x
  3. Step 3: Cross multiply
    3,928.43x = 5,892.70 × 1,006.66
  4. Step 4: Simplify right side
    3,928.43x = 5,931,945.38
  5. Step 5: Solve for x
    x = 5,931,945.38/3,928.43
  6. Step 6: Final answer
    x = 1,510.00

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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.