Home / 3,995.60-5,514-2,227.34

Finding the Fourth Proportional to 3,995.60, 5,514 and 2,227.34

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Solution

The fourth proportional to 3,995.60, 5,514 and 2,227.34 is: 3,073.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.60 : 5,514 = 2,227.34 : x
  2. Step 2: Convert to fraction form
    3,995.60/5,514 = 2,227.34/x
  3. Step 3: Cross multiply
    3,995.60x = 5,514 × 2,227.34
  4. Step 4: Simplify right side
    3,995.60x = 12,281,552.76
  5. Step 5: Solve for x
    x = 12,281,552.76/3,995.60
  6. Step 6: Final answer
    x = 3,073.77

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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.