Home / 5,168.09-7,750.85-2,047.02

Finding the Fourth Proportional to 5,168.09, 7,750.85 and 2,047.02

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Solution

The fourth proportional to 5,168.09, 7,750.85 and 2,047.02 is: 3,070.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168.09 : 7,750.85 = 2,047.02 : x
  2. Step 2: Convert to fraction form
    5,168.09/7,750.85 = 2,047.02/x
  3. Step 3: Cross multiply
    5,168.09x = 7,750.85 × 2,047.02
  4. Step 4: Simplify right side
    5,168.09x = 15,866,134.73
  5. Step 5: Solve for x
    x = 15,866,134.73/5,168.09
  6. Step 6: Final answer
    x = 3,070.02

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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.