Home / 9,755.14-13,463.29-5,978.85

Finding the Fourth Proportional to 9,755.14, 13,463.29 and 5,978.85

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Solution

The fourth proportional to 9,755.14, 13,463.29 and 5,978.85 is: 8,251.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,755.14 : 13,463.29 = 5,978.85 : x
  2. Step 2: Convert to fraction form
    9,755.14/13,463.29 = 5,978.85/x
  3. Step 3: Cross multiply
    9,755.14x = 13,463.29 × 5,978.85
  4. Step 4: Simplify right side
    9,755.14x = 80,494,931.59
  5. Step 5: Solve for x
    x = 80,494,931.59/9,755.14
  6. Step 6: Final answer
    x = 8,251.54

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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.