Home / 2,406.29-3,320.34-1,343.97

Finding the Fourth Proportional to 2,406.29, 3,320.34 and 1,343.97

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Solution

The fourth proportional to 2,406.29, 3,320.34 and 1,343.97 is: 1,854.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406.29 : 3,320.34 = 1,343.97 : x
  2. Step 2: Convert to fraction form
    2,406.29/3,320.34 = 1,343.97/x
  3. Step 3: Cross multiply
    2,406.29x = 3,320.34 × 1,343.97
  4. Step 4: Simplify right side
    2,406.29x = 4,462,437.35
  5. Step 5: Solve for x
    x = 4,462,437.35/2,406.29
  6. Step 6: Final answer
    x = 1,854.49

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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.