Home / 5,634.88-7,776.48-3,150.88

Finding the Fourth Proportional to 5,634.88, 7,776.48 and 3,150.88

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Solution

The fourth proportional to 5,634.88, 7,776.48 and 3,150.88 is: 4,348.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.88 : 7,776.48 = 3,150.88 : x
  2. Step 2: Convert to fraction form
    5,634.88/7,776.48 = 3,150.88/x
  3. Step 3: Cross multiply
    5,634.88x = 7,776.48 × 3,150.88
  4. Step 4: Simplify right side
    5,634.88x = 24,502,755.30
  5. Step 5: Solve for x
    x = 24,502,755.30/5,634.88
  6. Step 6: Final answer
    x = 4,348.41

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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.