Home / 1,617.59-2,232.42-1,304.12

Finding the Fourth Proportional to 1,617.59, 2,232.42 and 1,304.12

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Solution

The fourth proportional to 1,617.59, 2,232.42 and 1,304.12 is: 1,799.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617.59 : 2,232.42 = 1,304.12 : x
  2. Step 2: Convert to fraction form
    1,617.59/2,232.42 = 1,304.12/x
  3. Step 3: Cross multiply
    1,617.59x = 2,232.42 × 1,304.12
  4. Step 4: Simplify right side
    1,617.59x = 2,911,343.57
  5. Step 5: Solve for x
    x = 2,911,343.57/1,617.59
  6. Step 6: Final answer
    x = 1,799.80

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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.