Home / 2,329.04-3,214.12-1,281.04

Finding the Fourth Proportional to 2,329.04, 3,214.12 and 1,281.04

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Solution

The fourth proportional to 2,329.04, 3,214.12 and 1,281.04 is: 1,767.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329.04 : 3,214.12 = 1,281.04 : x
  2. Step 2: Convert to fraction form
    2,329.04/3,214.12 = 1,281.04/x
  3. Step 3: Cross multiply
    2,329.04x = 3,214.12 × 1,281.04
  4. Step 4: Simplify right side
    2,329.04x = 4,117,416.28
  5. Step 5: Solve for x
    x = 4,117,416.28/2,329.04
  6. Step 6: Final answer
    x = 1,767.86

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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.