Home / 9,251.28-13,877.10-4,319.58

Finding the Fourth Proportional to 9,251.28, 13,877.10 and 4,319.58

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Solution

The fourth proportional to 9,251.28, 13,877.10 and 4,319.58 is: 6,479.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251.28 : 13,877.10 = 4,319.58 : x
  2. Step 2: Convert to fraction form
    9,251.28/13,877.10 = 4,319.58/x
  3. Step 3: Cross multiply
    9,251.28x = 13,877.10 × 4,319.58
  4. Step 4: Simplify right side
    9,251.28x = 59,943,243.62
  5. Step 5: Solve for x
    x = 59,943,243.62/9,251.28
  6. Step 6: Final answer
    x = 6,479.45

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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.