Home / 5,244.76-7,237.65-2,886.85

Finding the Fourth Proportional to 5,244.76, 7,237.65 and 2,886.85

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Solution

The fourth proportional to 5,244.76, 7,237.65 and 2,886.85 is: 3,983.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.76 : 7,237.65 = 2,886.85 : x
  2. Step 2: Convert to fraction form
    5,244.76/7,237.65 = 2,886.85/x
  3. Step 3: Cross multiply
    5,244.76x = 7,237.65 × 2,886.85
  4. Step 4: Simplify right side
    5,244.76x = 20,894,009.90
  5. Step 5: Solve for x
    x = 20,894,009.90/5,244.76
  6. Step 6: Final answer
    x = 3,983.79

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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.