Home / 10,231.30-15,345.14-2,833.92

Finding the Fourth Proportional to 10,231.30, 15,345.14 and 2,833.92

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Solution

The fourth proportional to 10,231.30, 15,345.14 and 2,833.92 is: 4,250.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,231.30 : 15,345.14 = 2,833.92 : x
  2. Step 2: Convert to fraction form
    10,231.30/15,345.14 = 2,833.92/x
  3. Step 3: Cross multiply
    10,231.30x = 15,345.14 × 2,833.92
  4. Step 4: Simplify right side
    10,231.30x = 43,486,899.15
  5. Step 5: Solve for x
    x = 43,486,899.15/10,231.30
  6. Step 6: Final answer
    x = 4,250.38

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Double scale
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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.