Home / 9,007.62-13,507.38-4,081.20

Finding the Fourth Proportional to 9,007.62, 13,507.38 and 4,081.20

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Solution

The fourth proportional to 9,007.62, 13,507.38 and 4,081.20 is: 6,119.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007.62 : 13,507.38 = 4,081.20 : x
  2. Step 2: Convert to fraction form
    9,007.62/13,507.38 = 4,081.20/x
  3. Step 3: Cross multiply
    9,007.62x = 13,507.38 × 4,081.20
  4. Step 4: Simplify right side
    9,007.62x = 55,126,319.26
  5. Step 5: Solve for x
    x = 55,126,319.26/9,007.62
  6. Step 6: Final answer
    x = 6,119.97

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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.