Home / 8,449.04-12,674.38-2,209.02

Finding the Fourth Proportional to 8,449.04, 12,674.38 and 2,209.02

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Solution

The fourth proportional to 8,449.04, 12,674.38 and 2,209.02 is: 3,313.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449.04 : 12,674.38 = 2,209.02 : x
  2. Step 2: Convert to fraction form
    8,449.04/12,674.38 = 2,209.02/x
  3. Step 3: Cross multiply
    8,449.04x = 12,674.38 × 2,209.02
  4. Step 4: Simplify right side
    8,449.04x = 27,997,958.91
  5. Step 5: Solve for x
    x = 27,997,958.91/8,449.04
  6. Step 6: Final answer
    x = 3,313.74

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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.