Home / 7,342.57-11,012.46-3,393.66

Finding the Fourth Proportional to 7,342.57, 11,012.46 and 3,393.66

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Solution

The fourth proportional to 7,342.57, 11,012.46 and 3,393.66 is: 5,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.57 : 11,012.46 = 3,393.66 : x
  2. Step 2: Convert to fraction form
    7,342.57/11,012.46 = 3,393.66/x
  3. Step 3: Cross multiply
    7,342.57x = 11,012.46 × 3,393.66
  4. Step 4: Simplify right side
    7,342.57x = 37,372,545.00
  5. Step 5: Solve for x
    x = 37,372,545.00/7,342.57
  6. Step 6: Final answer
    x = 5,089.85

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1.5x scale

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.