Home / 4,000.53-5,520.69-2,208.02

Finding the Fourth Proportional to 4,000.53, 5,520.69 and 2,208.02

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Solution

The fourth proportional to 4,000.53, 5,520.69 and 2,208.02 is: 3,047.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.53 : 5,520.69 = 2,208.02 : x
  2. Step 2: Convert to fraction form
    4,000.53/5,520.69 = 2,208.02/x
  3. Step 3: Cross multiply
    4,000.53x = 5,520.69 × 2,208.02
  4. Step 4: Simplify right side
    4,000.53x = 12,189,793.93
  5. Step 5: Solve for x
    x = 12,189,793.93/4,000.53
  6. Step 6: Final answer
    x = 3,047.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.