Home / 2,929.97-4,043.12-1,671.23

Finding the Fourth Proportional to 2,929.97, 4,043.12 and 1,671.23

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Solution

The fourth proportional to 2,929.97, 4,043.12 and 1,671.23 is: 2,306.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.97 : 4,043.12 = 1,671.23 : x
  2. Step 2: Convert to fraction form
    2,929.97/4,043.12 = 1,671.23/x
  3. Step 3: Cross multiply
    2,929.97x = 4,043.12 × 1,671.23
  4. Step 4: Simplify right side
    2,929.97x = 6,756,985.19
  5. Step 5: Solve for x
    x = 6,756,985.19/2,929.97
  6. Step 6: Final answer
    x = 2,306.16

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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.