Home / 2,607.40-3,601.66-1,943.09

Finding the Fourth Proportional to 2,607.40, 3,601.66 and 1,943.09

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Solution

The fourth proportional to 2,607.40, 3,601.66 and 1,943.09 is: 2,684.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607.40 : 3,601.66 = 1,943.09 : x
  2. Step 2: Convert to fraction form
    2,607.40/3,601.66 = 1,943.09/x
  3. Step 3: Cross multiply
    2,607.40x = 3,601.66 × 1,943.09
  4. Step 4: Simplify right side
    2,607.40x = 6,998,358.61
  5. Step 5: Solve for x
    x = 6,998,358.61/2,607.40
  6. Step 6: Final answer
    x = 2,684.04

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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.