Home / 7,822.46-11,723.84-5,589.66

Finding the Fourth Proportional to 7,822.46, 11,723.84 and 5,589.66

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Solution

The fourth proportional to 7,822.46, 11,723.84 and 5,589.66 is: 8,377.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822.46 : 11,723.84 = 5,589.66 : x
  2. Step 2: Convert to fraction form
    7,822.46/11,723.84 = 5,589.66/x
  3. Step 3: Cross multiply
    7,822.46x = 11,723.84 × 5,589.66
  4. Step 4: Simplify right side
    7,822.46x = 65,532,279.49
  5. Step 5: Solve for x
    x = 65,532,279.49/7,822.46
  6. Step 6: Final answer
    x = 8,377.45

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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.