Home / 2,207.18-3,044.77-1,322.38

Finding the Fourth Proportional to 2,207.18, 3,044.77 and 1,322.38

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Solution

The fourth proportional to 2,207.18, 3,044.77 and 1,322.38 is: 1,824.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.18 : 3,044.77 = 1,322.38 : x
  2. Step 2: Convert to fraction form
    2,207.18/3,044.77 = 1,322.38/x
  3. Step 3: Cross multiply
    2,207.18x = 3,044.77 × 1,322.38
  4. Step 4: Simplify right side
    2,207.18x = 4,026,342.95
  5. Step 5: Solve for x
    x = 4,026,342.95/2,207.18
  6. Step 6: Final answer
    x = 1,824.20

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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.