Home / 8,818.80-13,226.74-3,270.84

Finding the Fourth Proportional to 8,818.80, 13,226.74 and 3,270.84

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Solution

The fourth proportional to 8,818.80, 13,226.74 and 3,270.84 is: 4,905.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,818.80 : 13,226.74 = 3,270.84 : x
  2. Step 2: Convert to fraction form
    8,818.80/13,226.74 = 3,270.84/x
  3. Step 3: Cross multiply
    8,818.80x = 13,226.74 × 3,270.84
  4. Step 4: Simplify right side
    8,818.80x = 43,262,550.26
  5. Step 5: Solve for x
    x = 43,262,550.26/8,818.80
  6. Step 6: Final answer
    x = 4,905.72

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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.