Home / 7,747.98-11,589.13-5,254.80

Finding the Fourth Proportional to 7,747.98, 11,589.13 and 5,254.80

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Solution

The fourth proportional to 7,747.98, 11,589.13 and 5,254.80 is: 7,859.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747.98 : 11,589.13 = 5,254.80 : x
  2. Step 2: Convert to fraction form
    7,747.98/11,589.13 = 5,254.80/x
  3. Step 3: Cross multiply
    7,747.98x = 11,589.13 × 5,254.80
  4. Step 4: Simplify right side
    7,747.98x = 60,898,560.32
  5. Step 5: Solve for x
    x = 60,898,560.32/7,747.98
  6. Step 6: Final answer
    x = 7,859.93

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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.