Home / 3,844.24-5,305.08-2,272.40

Finding the Fourth Proportional to 3,844.24, 5,305.08 and 2,272.40

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Solution

The fourth proportional to 3,844.24, 5,305.08 and 2,272.40 is: 3,135.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844.24 : 5,305.08 = 2,272.40 : x
  2. Step 2: Convert to fraction form
    3,844.24/5,305.08 = 2,272.40/x
  3. Step 3: Cross multiply
    3,844.24x = 5,305.08 × 2,272.40
  4. Step 4: Simplify right side
    3,844.24x = 12,055,263.79
  5. Step 5: Solve for x
    x = 12,055,263.79/3,844.24
  6. Step 6: Final answer
    x = 3,135.93

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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.