Home / 4,000.35-5,999.22-1,402.68

Finding the Fourth Proportional to 4,000.35, 5,999.22 and 1,402.68

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Solution

The fourth proportional to 4,000.35, 5,999.22 and 1,402.68 is: 2,103.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.35 : 5,999.22 = 1,402.68 : x
  2. Step 2: Convert to fraction form
    4,000.35/5,999.22 = 1,402.68/x
  3. Step 3: Cross multiply
    4,000.35x = 5,999.22 × 1,402.68
  4. Step 4: Simplify right side
    4,000.35x = 8,414,985.91
  5. Step 5: Solve for x
    x = 8,414,985.91/4,000.35
  6. Step 6: Final answer
    x = 2,103.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.