Home / 5,761.32-7,950.20-3,243.30

Finding the Fourth Proportional to 5,761.32, 7,950.20 and 3,243.30

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Solution

The fourth proportional to 5,761.32, 7,950.20 and 3,243.30 is: 4,475.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,761.32 : 7,950.20 = 3,243.30 : x
  2. Step 2: Convert to fraction form
    5,761.32/7,950.20 = 3,243.30/x
  3. Step 3: Cross multiply
    5,761.32x = 7,950.20 × 3,243.30
  4. Step 4: Simplify right side
    5,761.32x = 25,784,852.02
  5. Step 5: Solve for x
    x = 25,784,852.02/5,761.32
  6. Step 6: Final answer
    x = 4,475.52

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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.