Home / 3,167.20-4,368.99-2,224.44

Finding the Fourth Proportional to 3,167.20, 4,368.99 and 2,224.44

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Solution

The fourth proportional to 3,167.20, 4,368.99 and 2,224.44 is: 3,068.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.20 : 4,368.99 = 2,224.44 : x
  2. Step 2: Convert to fraction form
    3,167.20/4,368.99 = 2,224.44/x
  3. Step 3: Cross multiply
    3,167.20x = 4,368.99 × 2,224.44
  4. Step 4: Simplify right side
    3,167.20x = 9,718,539.66
  5. Step 5: Solve for x
    x = 9,718,539.66/3,167.20
  6. Step 6: Final answer
    x = 3,068.49

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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.