Home / 5,510.10-8,272.98-3,438.84

Finding the Fourth Proportional to 5,510.10, 8,272.98 and 3,438.84

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Solution

The fourth proportional to 5,510.10, 8,272.98 and 3,438.84 is: 5,163.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.10 : 8,272.98 = 3,438.84 : x
  2. Step 2: Convert to fraction form
    5,510.10/8,272.98 = 3,438.84/x
  3. Step 3: Cross multiply
    5,510.10x = 8,272.98 × 3,438.84
  4. Step 4: Simplify right side
    5,510.10x = 28,449,454.54
  5. Step 5: Solve for x
    x = 28,449,454.54/5,510.10
  6. Step 6: Final answer
    x = 5,163.15

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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.