Home / 2,245.02-3,097.95-1,250.13

Finding the Fourth Proportional to 2,245.02, 3,097.95 and 1,250.13

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Solution

The fourth proportional to 2,245.02, 3,097.95 and 1,250.13 is: 1,725.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.02 : 3,097.95 = 1,250.13 : x
  2. Step 2: Convert to fraction form
    2,245.02/3,097.95 = 1,250.13/x
  3. Step 3: Cross multiply
    2,245.02x = 3,097.95 × 1,250.13
  4. Step 4: Simplify right side
    2,245.02x = 3,872,847.16
  5. Step 5: Solve for x
    x = 3,872,847.16/2,245.02
  6. Step 6: Final answer
    x = 1,725.09

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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.