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Finding the Fourth Proportional to 3,322.12, 4,983.18 and 2,894.44

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Solution

The fourth proportional to 3,322.12, 4,983.18 and 2,894.44 is: 4,341.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.12 : 4,983.18 = 2,894.44 : x
  2. Step 2: Convert to fraction form
    3,322.12/4,983.18 = 2,894.44/x
  3. Step 3: Cross multiply
    3,322.12x = 4,983.18 × 2,894.44
  4. Step 4: Simplify right side
    3,322.12x = 14,423,515.52
  5. Step 5: Solve for x
    x = 14,423,515.52/3,322.12
  6. Step 6: Final answer
    x = 4,341.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.