Home / 1,451.54-2,185.07-1,250.60

Finding the Fourth Proportional to 1,451.54, 2,185.07 and 1,250.60

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Solution

The fourth proportional to 1,451.54, 2,185.07 and 1,250.60 is: 1,882.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451.54 : 2,185.07 = 1,250.60 : x
  2. Step 2: Convert to fraction form
    1,451.54/2,185.07 = 1,250.60/x
  3. Step 3: Cross multiply
    1,451.54x = 2,185.07 × 1,250.60
  4. Step 4: Simplify right side
    1,451.54x = 2,732,631.36
  5. Step 5: Solve for x
    x = 2,732,631.36/1,451.54
  6. Step 6: Final answer
    x = 1,882.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.