Home / 2,402.88-3,314.97-1,617.18

Finding the Fourth Proportional to 2,402.88, 3,314.97 and 1,617.18

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Solution

The fourth proportional to 2,402.88, 3,314.97 and 1,617.18 is: 2,231.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402.88 : 3,314.97 = 1,617.18 : x
  2. Step 2: Convert to fraction form
    2,402.88/3,314.97 = 1,617.18/x
  3. Step 3: Cross multiply
    2,402.88x = 3,314.97 × 1,617.18
  4. Step 4: Simplify right side
    2,402.88x = 5,360,903.18
  5. Step 5: Solve for x
    x = 5,360,903.18/2,402.88
  6. Step 6: Final answer
    x = 2,231.03

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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.