Home / 9,330.22-12,877.82-6,353.20

Finding the Fourth Proportional to 9,330.22, 12,877.82 and 6,353.20

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Solution

The fourth proportional to 9,330.22, 12,877.82 and 6,353.20 is: 8,768.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.22 : 12,877.82 = 6,353.20 : x
  2. Step 2: Convert to fraction form
    9,330.22/12,877.82 = 6,353.20/x
  3. Step 3: Cross multiply
    9,330.22x = 12,877.82 × 6,353.20
  4. Step 4: Simplify right side
    9,330.22x = 81,815,366.02
  5. Step 5: Solve for x
    x = 81,815,366.02/9,330.22
  6. Step 6: Final answer
    x = 8,768.86

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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.