Home / 9,016.20-13,521.87-6,112.35

Finding the Fourth Proportional to 9,016.20, 13,521.87 and 6,112.35

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Solution

The fourth proportional to 9,016.20, 13,521.87 and 6,112.35 is: 9,166.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,016.20 : 13,521.87 = 6,112.35 : x
  2. Step 2: Convert to fraction form
    9,016.20/13,521.87 = 6,112.35/x
  3. Step 3: Cross multiply
    9,016.20x = 13,521.87 × 6,112.35
  4. Step 4: Simplify right side
    9,016.20x = 82,650,402.09
  5. Step 5: Solve for x
    x = 82,650,402.09/9,016.20
  6. Step 6: Final answer
    x = 9,166.88

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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.