Home / 5,395.20-8,093.25-1,447.05

Finding the Fourth Proportional to 5,395.20, 8,093.25 and 1,447.05

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Solution

The fourth proportional to 5,395.20, 8,093.25 and 1,447.05 is: 2,170.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.20 : 8,093.25 = 1,447.05 : x
  2. Step 2: Convert to fraction form
    5,395.20/8,093.25 = 1,447.05/x
  3. Step 3: Cross multiply
    5,395.20x = 8,093.25 × 1,447.05
  4. Step 4: Simplify right side
    5,395.20x = 11,711,337.41
  5. Step 5: Solve for x
    x = 11,711,337.41/5,395.20
  6. Step 6: Final answer
    x = 2,170.70

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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.