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Finding the Fourth Proportional to 6,822.74, 9,453.28 and 6,675.10

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Solution

The fourth proportional to 6,822.74, 9,453.28 and 6,675.10 is: 9,248.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.74 : 9,453.28 = 6,675.10 : x
  2. Step 2: Convert to fraction form
    6,822.74/9,453.28 = 6,675.10/x
  3. Step 3: Cross multiply
    6,822.74x = 9,453.28 × 6,675.10
  4. Step 4: Simplify right side
    6,822.74x = 63,101,589.33
  5. Step 5: Solve for x
    x = 63,101,589.33/6,822.74
  6. Step 6: Final answer
    x = 9,248.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.