Home / 5,876.40-8,108.61-3,358.11

Finding the Fourth Proportional to 5,876.40, 8,108.61 and 3,358.11

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Solution

The fourth proportional to 5,876.40, 8,108.61 and 3,358.11 is: 4,633.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.40 : 8,108.61 = 3,358.11 : x
  2. Step 2: Convert to fraction form
    5,876.40/8,108.61 = 3,358.11/x
  3. Step 3: Cross multiply
    5,876.40x = 8,108.61 × 3,358.11
  4. Step 4: Simplify right side
    5,876.40x = 27,229,576.53
  5. Step 5: Solve for x
    x = 27,229,576.53/5,876.40
  6. Step 6: Final answer
    x = 4,633.72

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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.