Home / 9,016.20-13,520.64-3,747.63

Finding the Fourth Proportional to 9,016.20, 13,520.64 and 3,747.63

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Solution

The fourth proportional to 9,016.20, 13,520.64 and 3,747.63 is: 5,619.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,016.20 : 13,520.64 = 3,747.63 : x
  2. Step 2: Convert to fraction form
    9,016.20/13,520.64 = 3,747.63/x
  3. Step 3: Cross multiply
    9,016.20x = 13,520.64 × 3,747.63
  4. Step 4: Simplify right side
    9,016.20x = 50,670,356.08
  5. Step 5: Solve for x
    x = 50,670,356.08/9,016.20
  6. Step 6: Final answer
    x = 5,619.92

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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.