Home / 2,424.70-3,638.65-1,329.83

Finding the Fourth Proportional to 2,424.70, 3,638.65 and 1,329.83

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Solution

The fourth proportional to 2,424.70, 3,638.65 and 1,329.83 is: 1,995.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.70 : 3,638.65 = 1,329.83 : x
  2. Step 2: Convert to fraction form
    2,424.70/3,638.65 = 1,329.83/x
  3. Step 3: Cross multiply
    2,424.70x = 3,638.65 × 1,329.83
  4. Step 4: Simplify right side
    2,424.70x = 4,838,794.59
  5. Step 5: Solve for x
    x = 4,838,794.59/2,424.70
  6. Step 6: Final answer
    x = 1,995.63

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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.