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Finding the Fourth Proportional to 8,266.04, 12,399.10 and 2,794.04

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Solution

The fourth proportional to 8,266.04, 12,399.10 and 2,794.04 is: 4,191.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.04 : 12,399.10 = 2,794.04 : x
  2. Step 2: Convert to fraction form
    8,266.04/12,399.10 = 2,794.04/x
  3. Step 3: Cross multiply
    8,266.04x = 12,399.10 × 2,794.04
  4. Step 4: Simplify right side
    8,266.04x = 34,643,581.36
  5. Step 5: Solve for x
    x = 34,643,581.36/8,266.04
  6. Step 6: Final answer
    x = 4,191.07

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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.