Home / 4,099.49-6,149.79-1,325.24

Finding the Fourth Proportional to 4,099.49, 6,149.79 and 1,325.24

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Solution

The fourth proportional to 4,099.49, 6,149.79 and 1,325.24 is: 1,988.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.49 : 6,149.79 = 1,325.24 : x
  2. Step 2: Convert to fraction form
    4,099.49/6,149.79 = 1,325.24/x
  3. Step 3: Cross multiply
    4,099.49x = 6,149.79 × 1,325.24
  4. Step 4: Simplify right side
    4,099.49x = 8,149,947.70
  5. Step 5: Solve for x
    x = 8,149,947.70/4,099.49
  6. Step 6: Final answer
    x = 1,988.04

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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.