Home / 9,230.48-12,739.27-5,250.82

Finding the Fourth Proportional to 9,230.48, 12,739.27 and 5,250.82

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Solution

The fourth proportional to 9,230.48, 12,739.27 and 5,250.82 is: 7,246.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,230.48 : 12,739.27 = 5,250.82 : x
  2. Step 2: Convert to fraction form
    9,230.48/12,739.27 = 5,250.82/x
  3. Step 3: Cross multiply
    9,230.48x = 12,739.27 × 5,250.82
  4. Step 4: Simplify right side
    9,230.48x = 66,891,613.70
  5. Step 5: Solve for x
    x = 66,891,613.70/9,230.48
  6. Step 6: Final answer
    x = 7,246.82

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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.