Home / 5,411.28-8,099.10-4,105.56

Finding the Fourth Proportional to 5,411.28, 8,099.10 and 4,105.56

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Solution

The fourth proportional to 5,411.28, 8,099.10 and 4,105.56 is: 6,144.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,411.28 : 8,099.10 = 4,105.56 : x
  2. Step 2: Convert to fraction form
    5,411.28/8,099.10 = 4,105.56/x
  3. Step 3: Cross multiply
    5,411.28x = 8,099.10 × 4,105.56
  4. Step 4: Simplify right side
    5,411.28x = 33,251,341.00
  5. Step 5: Solve for x
    x = 33,251,341.00/5,411.28
  6. Step 6: Final answer
    x = 6,144.82

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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.