Home / 5,876.40-8,110.08-3,519.12

Finding the Fourth Proportional to 5,876.40, 8,110.08 and 3,519.12

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Solution

The fourth proportional to 5,876.40, 8,110.08 and 3,519.12 is: 4,856.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.40 : 8,110.08 = 3,519.12 : x
  2. Step 2: Convert to fraction form
    5,876.40/8,110.08 = 3,519.12/x
  3. Step 3: Cross multiply
    5,876.40x = 8,110.08 × 3,519.12
  4. Step 4: Simplify right side
    5,876.40x = 28,540,344.73
  5. Step 5: Solve for x
    x = 28,540,344.73/5,876.40
  6. Step 6: Final answer
    x = 4,856.77

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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.