Home / 3,432.79-4,738.41-2,440.95

Finding the Fourth Proportional to 3,432.79, 4,738.41 and 2,440.95

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Solution

The fourth proportional to 3,432.79, 4,738.41 and 2,440.95 is: 3,369.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.79 : 4,738.41 = 2,440.95 : x
  2. Step 2: Convert to fraction form
    3,432.79/4,738.41 = 2,440.95/x
  3. Step 3: Cross multiply
    3,432.79x = 4,738.41 × 2,440.95
  4. Step 4: Simplify right side
    3,432.79x = 11,566,204.12
  5. Step 5: Solve for x
    x = 11,566,204.12/3,432.79
  6. Step 6: Final answer
    x = 3,369.33

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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.