Home / 5,561.92-8,340.18-2,099.44

Finding the Fourth Proportional to 5,561.92, 8,340.18 and 2,099.44

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Solution

The fourth proportional to 5,561.92, 8,340.18 and 2,099.44 is: 3,148.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.92 : 8,340.18 = 2,099.44 : x
  2. Step 2: Convert to fraction form
    5,561.92/8,340.18 = 2,099.44/x
  3. Step 3: Cross multiply
    5,561.92x = 8,340.18 × 2,099.44
  4. Step 4: Simplify right side
    5,561.92x = 17,509,707.50
  5. Step 5: Solve for x
    x = 17,509,707.50/5,561.92
  6. Step 6: Final answer
    x = 3,148.14

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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.