Home / 5,876.98-8,112.88-3,641.92

Finding the Fourth Proportional to 5,876.98, 8,112.88 and 3,641.92

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Solution

The fourth proportional to 5,876.98, 8,112.88 and 3,641.92 is: 5,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.98 : 8,112.88 = 3,641.92 : x
  2. Step 2: Convert to fraction form
    5,876.98/8,112.88 = 3,641.92/x
  3. Step 3: Cross multiply
    5,876.98x = 8,112.88 × 3,641.92
  4. Step 4: Simplify right side
    5,876.98x = 29,546,459.93
  5. Step 5: Solve for x
    x = 29,546,459.93/5,876.98
  6. Step 6: Final answer
    x = 5,027.49

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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.