Home / 8,227.40-11,349.19-5,042.23

Finding the Fourth Proportional to 8,227.40, 11,349.19 and 5,042.23

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Solution

The fourth proportional to 8,227.40, 11,349.19 and 5,042.23 is: 6,955.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.40 : 11,349.19 = 5,042.23 : x
  2. Step 2: Convert to fraction form
    8,227.40/11,349.19 = 5,042.23/x
  3. Step 3: Cross multiply
    8,227.40x = 11,349.19 × 5,042.23
  4. Step 4: Simplify right side
    8,227.40x = 57,225,278.70
  5. Step 5: Solve for x
    x = 57,225,278.70/8,227.40
  6. Step 6: Final answer
    x = 6,955.46

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Half scale
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Double scale
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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.