Home / 9,180.28-13,771.76-4,251.24

Finding the Fourth Proportional to 9,180.28, 13,771.76 and 4,251.24

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Solution

The fourth proportional to 9,180.28, 13,771.76 and 4,251.24 is: 6,377.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.28 : 13,771.76 = 4,251.24 : x
  2. Step 2: Convert to fraction form
    9,180.28/13,771.76 = 4,251.24/x
  3. Step 3: Cross multiply
    9,180.28x = 13,771.76 × 4,251.24
  4. Step 4: Simplify right side
    9,180.28x = 58,547,056.98
  5. Step 5: Solve for x
    x = 58,547,056.98/9,180.28
  6. Step 6: Final answer
    x = 6,377.48

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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.