Home / 2,850.02-3,932.92-1,591.01

Finding the Fourth Proportional to 2,850.02, 3,932.92 and 1,591.01

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Solution

The fourth proportional to 2,850.02, 3,932.92 and 1,591.01 is: 2,195.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.02 : 3,932.92 = 1,591.01 : x
  2. Step 2: Convert to fraction form
    2,850.02/3,932.92 = 1,591.01/x
  3. Step 3: Cross multiply
    2,850.02x = 3,932.92 × 1,591.01
  4. Step 4: Simplify right side
    2,850.02x = 6,257,312.12
  5. Step 5: Solve for x
    x = 6,257,312.12/2,850.02
  6. Step 6: Final answer
    x = 2,195.53

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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.