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Finding the Fourth Proportional to 8,798.18, 13,225.11 and 4,910.18

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Solution

The fourth proportional to 8,798.18, 13,225.11 and 4,910.18 is: 7,380.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.18 : 13,225.11 = 4,910.18 : x
  2. Step 2: Convert to fraction form
    8,798.18/13,225.11 = 4,910.18/x
  3. Step 3: Cross multiply
    8,798.18x = 13,225.11 × 4,910.18
  4. Step 4: Simplify right side
    8,798.18x = 64,937,670.62
  5. Step 5: Solve for x
    x = 64,937,670.62/8,798.18
  6. Step 6: Final answer
    x = 7,380.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.