Home / 3,646.24-5,032.19-2,230.87

Finding the Fourth Proportional to 3,646.24, 5,032.19 and 2,230.87

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Solution

The fourth proportional to 3,646.24, 5,032.19 and 2,230.87 is: 3,078.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.24 : 5,032.19 = 2,230.87 : x
  2. Step 2: Convert to fraction form
    3,646.24/5,032.19 = 2,230.87/x
  3. Step 3: Cross multiply
    3,646.24x = 5,032.19 × 2,230.87
  4. Step 4: Simplify right side
    3,646.24x = 11,226,179.86
  5. Step 5: Solve for x
    x = 11,226,179.86/3,646.24
  6. Step 6: Final answer
    x = 3,078.84

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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.