Home / 5,877.28-8,110.90-3,518.97

Finding the Fourth Proportional to 5,877.28, 8,110.90 and 3,518.97

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Solution

The fourth proportional to 5,877.28, 8,110.90 and 3,518.97 is: 4,856.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.28 : 8,110.90 = 3,518.97 : x
  2. Step 2: Convert to fraction form
    5,877.28/8,110.90 = 3,518.97/x
  3. Step 3: Cross multiply
    5,877.28x = 8,110.90 × 3,518.97
  4. Step 4: Simplify right side
    5,877.28x = 28,542,013.77
  5. Step 5: Solve for x
    x = 28,542,013.77/5,877.28
  6. Step 6: Final answer
    x = 4,856.33

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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.