Home / 3,392.85-4,679.89-2,047.54

Finding the Fourth Proportional to 3,392.85, 4,679.89 and 2,047.54

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Solution

The fourth proportional to 3,392.85, 4,679.89 and 2,047.54 is: 2,824.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.85 : 4,679.89 = 2,047.54 : x
  2. Step 2: Convert to fraction form
    3,392.85/4,679.89 = 2,047.54/x
  3. Step 3: Cross multiply
    3,392.85x = 4,679.89 × 2,047.54
  4. Step 4: Simplify right side
    3,392.85x = 9,582,252.28
  5. Step 5: Solve for x
    x = 9,582,252.28/3,392.85
  6. Step 6: Final answer
    x = 2,824.25

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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.