Home / 5,522.08-8,280.20-1,625.92

Finding the Fourth Proportional to 5,522.08, 8,280.20 and 1,625.92

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Solution

The fourth proportional to 5,522.08, 8,280.20 and 1,625.92 is: 2,438.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.08 : 8,280.20 = 1,625.92 : x
  2. Step 2: Convert to fraction form
    5,522.08/8,280.20 = 1,625.92/x
  3. Step 3: Cross multiply
    5,522.08x = 8,280.20 × 1,625.92
  4. Step 4: Simplify right side
    5,522.08x = 13,462,942.78
  5. Step 5: Solve for x
    x = 13,462,942.78/5,522.08
  6. Step 6: Final answer
    x = 2,438.02

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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.