Home / 3,279.36-4,494.57-3,242.46

Finding the Fourth Proportional to 3,279.36, 4,494.57 and 3,242.46

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Solution

The fourth proportional to 3,279.36, 4,494.57 and 3,242.46 is: 4,443.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.36 : 4,494.57 = 3,242.46 : x
  2. Step 2: Convert to fraction form
    3,279.36/4,494.57 = 3,242.46/x
  3. Step 3: Cross multiply
    3,279.36x = 4,494.57 × 3,242.46
  4. Step 4: Simplify right side
    3,279.36x = 14,573,441.61
  5. Step 5: Solve for x
    x = 14,573,441.61/3,279.36
  6. Step 6: Final answer
    x = 4,443.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.