Home / 8,184.04-12,276.97-3,505.68

Finding the Fourth Proportional to 8,184.04, 12,276.97 and 3,505.68

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Solution

The fourth proportional to 8,184.04, 12,276.97 and 3,505.68 is: 5,258.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184.04 : 12,276.97 = 3,505.68 : x
  2. Step 2: Convert to fraction form
    8,184.04/12,276.97 = 3,505.68/x
  3. Step 3: Cross multiply
    8,184.04x = 12,276.97 × 3,505.68
  4. Step 4: Simplify right side
    8,184.04x = 43,039,119.43
  5. Step 5: Solve for x
    x = 43,039,119.43/8,184.04
  6. Step 6: Final answer
    x = 5,258.91

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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.