Home / 3,366.72-4,648.20-2,306.25

Finding the Fourth Proportional to 3,366.72, 4,648.20 and 2,306.25

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Solution

The fourth proportional to 3,366.72, 4,648.20 and 2,306.25 is: 3,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.72 : 4,648.20 = 2,306.25 : x
  2. Step 2: Convert to fraction form
    3,366.72/4,648.20 = 2,306.25/x
  3. Step 3: Cross multiply
    3,366.72x = 4,648.20 × 2,306.25
  4. Step 4: Simplify right side
    3,366.72x = 10,719,911.25
  5. Step 5: Solve for x
    x = 10,719,911.25/3,366.72
  6. Step 6: Final answer
    x = 3,184.08

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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.