Home / 2,426.07-3,348-1,378.14

Finding the Fourth Proportional to 2,426.07, 3,348 and 1,378.14

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Solution

The fourth proportional to 2,426.07, 3,348 and 1,378.14 is: 1,901.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.07 : 3,348 = 1,378.14 : x
  2. Step 2: Convert to fraction form
    2,426.07/3,348 = 1,378.14/x
  3. Step 3: Cross multiply
    2,426.07x = 3,348 × 1,378.14
  4. Step 4: Simplify right side
    2,426.07x = 4,614,012.72
  5. Step 5: Solve for x
    x = 4,614,012.72/2,426.07
  6. Step 6: Final answer
    x = 1,901.85

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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.