Home / 1,597.10-2,198.85-1,242.59

Finding the Fourth Proportional to 1,597.10, 2,198.85 and 1,242.59

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Solution

The fourth proportional to 1,597.10, 2,198.85 and 1,242.59 is: 1,710.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597.10 : 2,198.85 = 1,242.59 : x
  2. Step 2: Convert to fraction form
    1,597.10/2,198.85 = 1,242.59/x
  3. Step 3: Cross multiply
    1,597.10x = 2,198.85 × 1,242.59
  4. Step 4: Simplify right side
    1,597.10x = 2,732,258.03
  5. Step 5: Solve for x
    x = 2,732,258.03/1,597.10
  6. Step 6: Final answer
    x = 1,710.77

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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.