Home / 1,591.01-2,198.45-1,244.33

Finding the Fourth Proportional to 1,591.01, 2,198.45 and 1,244.33

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Solution

The fourth proportional to 1,591.01, 2,198.45 and 1,244.33 is: 1,719.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591.01 : 2,198.45 = 1,244.33 : x
  2. Step 2: Convert to fraction form
    1,591.01/2,198.45 = 1,244.33/x
  3. Step 3: Cross multiply
    1,591.01x = 2,198.45 × 1,244.33
  4. Step 4: Simplify right side
    1,591.01x = 2,735,597.29
  5. Step 5: Solve for x
    x = 2,735,597.29/1,591.01
  6. Step 6: Final answer
    x = 1,719.41

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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.