Home / 2,617.21-3,924.27-1,057.26

Finding the Fourth Proportional to 2,617.21, 3,924.27 and 1,057.26

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Solution

The fourth proportional to 2,617.21, 3,924.27 and 1,057.26 is: 1,585.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617.21 : 3,924.27 = 1,057.26 : x
  2. Step 2: Convert to fraction form
    2,617.21/3,924.27 = 1,057.26/x
  3. Step 3: Cross multiply
    2,617.21x = 3,924.27 × 1,057.26
  4. Step 4: Simplify right side
    2,617.21x = 4,148,977.66
  5. Step 5: Solve for x
    x = 4,148,977.66/2,617.21
  6. Step 6: Final answer
    x = 1,585.27

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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.