Home / 2,617.22-3,920.96-1,576.10

Finding the Fourth Proportional to 2,617.22, 3,920.96 and 1,576.10

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Solution

The fourth proportional to 2,617.22, 3,920.96 and 1,576.10 is: 2,361.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617.22 : 3,920.96 = 1,576.10 : x
  2. Step 2: Convert to fraction form
    2,617.22/3,920.96 = 1,576.10/x
  3. Step 3: Cross multiply
    2,617.22x = 3,920.96 × 1,576.10
  4. Step 4: Simplify right side
    2,617.22x = 6,179,825.06
  5. Step 5: Solve for x
    x = 6,179,825.06/2,617.22
  6. Step 6: Final answer
    x = 2,361.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.