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Finding the Fourth Proportional to 8,792.65, 13,188.98 and 2,219.34

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Solution

The fourth proportional to 8,792.65, 13,188.98 and 2,219.34 is: 3,329.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792.65 : 13,188.98 = 2,219.34 : x
  2. Step 2: Convert to fraction form
    8,792.65/13,188.98 = 2,219.34/x
  3. Step 3: Cross multiply
    8,792.65x = 13,188.98 × 2,219.34
  4. Step 4: Simplify right side
    8,792.65x = 29,270,836.42
  5. Step 5: Solve for x
    x = 29,270,836.42/8,792.65
  6. Step 6: Final answer
    x = 3,329.01

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Similar ratio
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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.