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Finding the Fourth Proportional to 8,833.96, 12,191.11 and 4,855.32

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Solution

The fourth proportional to 8,833.96, 12,191.11 and 4,855.32 is: 6,700.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,833.96 : 12,191.11 = 4,855.32 : x
  2. Step 2: Convert to fraction form
    8,833.96/12,191.11 = 4,855.32/x
  3. Step 3: Cross multiply
    8,833.96x = 12,191.11 × 4,855.32
  4. Step 4: Simplify right side
    8,833.96x = 59,191,740.21
  5. Step 5: Solve for x
    x = 59,191,740.21/8,833.96
  6. Step 6: Final answer
    x = 6,700.48

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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.