Home / 7,363.29-11,042.55-2,431.80

Finding the Fourth Proportional to 7,363.29, 11,042.55 and 2,431.80

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Solution

The fourth proportional to 7,363.29, 11,042.55 and 2,431.80 is: 3,646.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,363.29 : 11,042.55 = 2,431.80 : x
  2. Step 2: Convert to fraction form
    7,363.29/11,042.55 = 2,431.80/x
  3. Step 3: Cross multiply
    7,363.29x = 11,042.55 × 2,431.80
  4. Step 4: Simplify right side
    7,363.29x = 26,853,273.09
  5. Step 5: Solve for x
    x = 26,853,273.09/7,363.29
  6. Step 6: Final answer
    x = 3,646.91

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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.