Home / 9,755.41-13,462.37-5,279.06

Finding the Fourth Proportional to 9,755.41, 13,462.37 and 5,279.06

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Solution

The fourth proportional to 9,755.41, 13,462.37 and 5,279.06 is: 7,285.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,755.41 : 13,462.37 = 5,279.06 : x
  2. Step 2: Convert to fraction form
    9,755.41/13,462.37 = 5,279.06/x
  3. Step 3: Cross multiply
    9,755.41x = 13,462.37 × 5,279.06
  4. Step 4: Simplify right side
    9,755.41x = 71,068,658.97
  5. Step 5: Solve for x
    x = 71,068,658.97/9,755.41
  6. Step 6: Final answer
    x = 7,285.05

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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.