Home / 8,225.88-11,350.89-5,574.30

Finding the Fourth Proportional to 8,225.88, 11,350.89 and 5,574.30

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Solution

The fourth proportional to 8,225.88, 11,350.89 and 5,574.30 is: 7,691.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225.88 : 11,350.89 = 5,574.30 : x
  2. Step 2: Convert to fraction form
    8,225.88/11,350.89 = 5,574.30/x
  3. Step 3: Cross multiply
    8,225.88x = 11,350.89 × 5,574.30
  4. Step 4: Simplify right side
    8,225.88x = 63,273,266.13
  5. Step 5: Solve for x
    x = 63,273,266.13/8,225.88
  6. Step 6: Final answer
    x = 7,691.98

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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.