Home / 2,560.22-3,535.29-1,617.65

Finding the Fourth Proportional to 2,560.22, 3,535.29 and 1,617.65

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Solution

The fourth proportional to 2,560.22, 3,535.29 and 1,617.65 is: 2,233.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560.22 : 3,535.29 = 1,617.65 : x
  2. Step 2: Convert to fraction form
    2,560.22/3,535.29 = 1,617.65/x
  3. Step 3: Cross multiply
    2,560.22x = 3,535.29 × 1,617.65
  4. Step 4: Simplify right side
    2,560.22x = 5,718,844.19
  5. Step 5: Solve for x
    x = 5,718,844.19/2,560.22
  6. Step 6: Final answer
    x = 2,233.74

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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.