Home / 3,433.68-4,734-2,488.68

Finding the Fourth Proportional to 3,433.68, 4,734 and 2,488.68

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Solution

The fourth proportional to 3,433.68, 4,734 and 2,488.68 is: 3,431.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.68 : 4,734 = 2,488.68 : x
  2. Step 2: Convert to fraction form
    3,433.68/4,734 = 2,488.68/x
  3. Step 3: Cross multiply
    3,433.68x = 4,734 × 2,488.68
  4. Step 4: Simplify right side
    3,433.68x = 11,781,411.12
  5. Step 5: Solve for x
    x = 11,781,411.12/3,433.68
  6. Step 6: Final answer
    x = 3,431.13

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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.