Home / 5,761.15-7,950.54-3,243.35

Finding the Fourth Proportional to 5,761.15, 7,950.54 and 3,243.35

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Solution

The fourth proportional to 5,761.15, 7,950.54 and 3,243.35 is: 4,475.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,761.15 : 7,950.54 = 3,243.35 : x
  2. Step 2: Convert to fraction form
    5,761.15/7,950.54 = 3,243.35/x
  3. Step 3: Cross multiply
    5,761.15x = 7,950.54 × 3,243.35
  4. Step 4: Simplify right side
    5,761.15x = 25,786,403.79
  5. Step 5: Solve for x
    x = 25,786,403.79/5,761.15
  6. Step 6: Final answer
    x = 4,475.91

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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.