Home / 9,251.47-13,879.26-4,318.42

Finding the Fourth Proportional to 9,251.47, 13,879.26 and 4,318.42

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Solution

The fourth proportional to 9,251.47, 13,879.26 and 4,318.42 is: 6,478.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251.47 : 13,879.26 = 4,318.42 : x
  2. Step 2: Convert to fraction form
    9,251.47/13,879.26 = 4,318.42/x
  3. Step 3: Cross multiply
    9,251.47x = 13,879.26 × 4,318.42
  4. Step 4: Simplify right side
    9,251.47x = 59,936,382.98
  5. Step 5: Solve for x
    x = 59,936,382.98/9,251.47
  6. Step 6: Final answer
    x = 6,478.58

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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.