Home / 9,348.82-12,897.30-6,824.86

Finding the Fourth Proportional to 9,348.82, 12,897.30 and 6,824.86

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Solution

The fourth proportional to 9,348.82, 12,897.30 and 6,824.86 is: 9,415.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,348.82 : 12,897.30 = 6,824.86 : x
  2. Step 2: Convert to fraction form
    9,348.82/12,897.30 = 6,824.86/x
  3. Step 3: Cross multiply
    9,348.82x = 12,897.30 × 6,824.86
  4. Step 4: Simplify right side
    9,348.82x = 88,022,266.88
  5. Step 5: Solve for x
    x = 88,022,266.88/9,348.82
  6. Step 6: Final answer
    x = 9,415.33

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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.