Home / 9,238.26-12,719.25-7,475.70

Finding the Fourth Proportional to 9,238.26, 12,719.25 and 7,475.70

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Solution

The fourth proportional to 9,238.26, 12,719.25 and 7,475.70 is: 10,292.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238.26 : 12,719.25 = 7,475.70 : x
  2. Step 2: Convert to fraction form
    9,238.26/12,719.25 = 7,475.70/x
  3. Step 3: Cross multiply
    9,238.26x = 12,719.25 × 7,475.70
  4. Step 4: Simplify right side
    9,238.26x = 95,085,297.23
  5. Step 5: Solve for x
    x = 95,085,297.23/9,238.26
  6. Step 6: Final answer
    x = 10,292.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.