Home / 3,387.04-4,670.92-2,449.06

Finding the Fourth Proportional to 3,387.04, 4,670.92 and 2,449.06

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Solution

The fourth proportional to 3,387.04, 4,670.92 and 2,449.06 is: 3,377.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.04 : 4,670.92 = 2,449.06 : x
  2. Step 2: Convert to fraction form
    3,387.04/4,670.92 = 2,449.06/x
  3. Step 3: Cross multiply
    3,387.04x = 4,670.92 × 2,449.06
  4. Step 4: Simplify right side
    3,387.04x = 11,439,363.34
  5. Step 5: Solve for x
    x = 11,439,363.34/3,387.04
  6. Step 6: Final answer
    x = 3,377.39

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1.5x scale

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.