Home / 3,402.42-4,695.99-2,208.90

Finding the Fourth Proportional to 3,402.42, 4,695.99 and 2,208.90

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Solution

The fourth proportional to 3,402.42, 4,695.99 and 2,208.90 is: 3,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.42 : 4,695.99 = 2,208.90 : x
  2. Step 2: Convert to fraction form
    3,402.42/4,695.99 = 2,208.90/x
  3. Step 3: Cross multiply
    3,402.42x = 4,695.99 × 2,208.90
  4. Step 4: Simplify right side
    3,402.42x = 10,372,972.31
  5. Step 5: Solve for x
    x = 10,372,972.31/3,402.42
  6. Step 6: Final answer
    x = 3,048.70

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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.