Home / 7,444.20-10,273.10-4,086.96

Finding the Fourth Proportional to 7,444.20, 10,273.10 and 4,086.96

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Solution

The fourth proportional to 7,444.20, 10,273.10 and 4,086.96 is: 5,640.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.20 : 10,273.10 = 4,086.96 : x
  2. Step 2: Convert to fraction form
    7,444.20/10,273.10 = 4,086.96/x
  3. Step 3: Cross multiply
    7,444.20x = 10,273.10 × 4,086.96
  4. Step 4: Simplify right side
    7,444.20x = 41,985,748.78
  5. Step 5: Solve for x
    x = 41,985,748.78/7,444.20
  6. Step 6: Final answer
    x = 5,640.06

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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.