Home / 3,560.55-4,914.87-2,144.30

Finding the Fourth Proportional to 3,560.55, 4,914.87 and 2,144.30

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Solution

The fourth proportional to 3,560.55, 4,914.87 and 2,144.30 is: 2,959.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.55 : 4,914.87 = 2,144.30 : x
  2. Step 2: Convert to fraction form
    3,560.55/4,914.87 = 2,144.30/x
  3. Step 3: Cross multiply
    3,560.55x = 4,914.87 × 2,144.30
  4. Step 4: Simplify right side
    3,560.55x = 10,538,923.13
  5. Step 5: Solve for x
    x = 10,538,923.13/3,560.55
  6. Step 6: Final answer
    x = 2,959.92

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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.