Home / 5,761.40-7,950.54-3,243.56

Finding the Fourth Proportional to 5,761.40, 7,950.54 and 3,243.56

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Solution

The fourth proportional to 5,761.40, 7,950.54 and 3,243.56 is: 4,476.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,761.40 : 7,950.54 = 3,243.56 : x
  2. Step 2: Convert to fraction form
    5,761.40/7,950.54 = 3,243.56/x
  3. Step 3: Cross multiply
    5,761.40x = 7,950.54 × 3,243.56
  4. Step 4: Simplify right side
    5,761.40x = 25,788,053.52
  5. Step 5: Solve for x
    x = 25,788,053.52/5,761.40
  6. Step 6: Final answer
    x = 4,476.00

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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.