Home / 3,774.08-5,207.88-2,282.24

Finding the Fourth Proportional to 3,774.08, 5,207.88 and 2,282.24

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Solution

The fourth proportional to 3,774.08, 5,207.88 and 2,282.24 is: 3,149.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.08 : 5,207.88 = 2,282.24 : x
  2. Step 2: Convert to fraction form
    3,774.08/5,207.88 = 2,282.24/x
  3. Step 3: Cross multiply
    3,774.08x = 5,207.88 × 2,282.24
  4. Step 4: Simplify right side
    3,774.08x = 11,885,632.05
  5. Step 5: Solve for x
    x = 11,885,632.05/3,774.08
  6. Step 6: Final answer
    x = 3,149.28

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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.