Home / 5,865.38-8,094.35-3,212.90

Finding the Fourth Proportional to 5,865.38, 8,094.35 and 3,212.90

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Solution

The fourth proportional to 5,865.38, 8,094.35 and 3,212.90 is: 4,433.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.38 : 8,094.35 = 3,212.90 : x
  2. Step 2: Convert to fraction form
    5,865.38/8,094.35 = 3,212.90/x
  3. Step 3: Cross multiply
    5,865.38x = 8,094.35 × 3,212.90
  4. Step 4: Simplify right side
    5,865.38x = 26,006,337.12
  5. Step 5: Solve for x
    x = 26,006,337.12/5,865.38
  6. Step 6: Final answer
    x = 4,433.87

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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.