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Finding the Fourth Proportional to 8,830.44, 12,196.80 and 6,602.22

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Solution

The fourth proportional to 8,830.44, 12,196.80 and 6,602.22 is: 9,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.44 : 12,196.80 = 6,602.22 : x
  2. Step 2: Convert to fraction form
    8,830.44/12,196.80 = 6,602.22/x
  3. Step 3: Cross multiply
    8,830.44x = 12,196.80 × 6,602.22
  4. Step 4: Simplify right side
    8,830.44x = 80,525,956.90
  5. Step 5: Solve for x
    x = 80,525,956.90/8,830.44
  6. Step 6: Final answer
    x = 9,119.13

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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.