Home / 3,085.44-4,253.48-2,199.71

Finding the Fourth Proportional to 3,085.44, 4,253.48 and 2,199.71

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Solution

The fourth proportional to 3,085.44, 4,253.48 and 2,199.71 is: 3,032.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.44 : 4,253.48 = 2,199.71 : x
  2. Step 2: Convert to fraction form
    3,085.44/4,253.48 = 2,199.71/x
  3. Step 3: Cross multiply
    3,085.44x = 4,253.48 × 2,199.71
  4. Step 4: Simplify right side
    3,085.44x = 9,356,404.52
  5. Step 5: Solve for x
    x = 9,356,404.52/3,085.44
  6. Step 6: Final answer
    x = 3,032.44

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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.