Home / 1,617.06-2,422.58-1,358.74

Finding the Fourth Proportional to 1,617.06, 2,422.58 and 1,358.74

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Solution

The fourth proportional to 1,617.06, 2,422.58 and 1,358.74 is: 2,035.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617.06 : 2,422.58 = 1,358.74 : x
  2. Step 2: Convert to fraction form
    1,617.06/2,422.58 = 1,358.74/x
  3. Step 3: Cross multiply
    1,617.06x = 2,422.58 × 1,358.74
  4. Step 4: Simplify right side
    1,617.06x = 3,291,656.35
  5. Step 5: Solve for x
    x = 3,291,656.35/1,617.06
  6. Step 6: Final answer
    x = 2,035.58

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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.