Home / 2,426.71-3,640.07-1,937.47

Finding the Fourth Proportional to 2,426.71, 3,640.07 and 1,937.47

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Solution

The fourth proportional to 2,426.71, 3,640.07 and 1,937.47 is: 2,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.71 : 3,640.07 = 1,937.47 : x
  2. Step 2: Convert to fraction form
    2,426.71/3,640.07 = 1,937.47/x
  3. Step 3: Cross multiply
    2,426.71x = 3,640.07 × 1,937.47
  4. Step 4: Simplify right side
    2,426.71x = 7,052,507.64
  5. Step 5: Solve for x
    x = 7,052,507.64/2,426.71
  6. Step 6: Final answer
    x = 2,906.20

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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.