Home / 8,780.22-13,169.61-2,624.22

Finding the Fourth Proportional to 8,780.22, 13,169.61 and 2,624.22

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Solution

The fourth proportional to 8,780.22, 13,169.61 and 2,624.22 is: 3,936.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,780.22 : 13,169.61 = 2,624.22 : x
  2. Step 2: Convert to fraction form
    8,780.22/13,169.61 = 2,624.22/x
  3. Step 3: Cross multiply
    8,780.22x = 13,169.61 × 2,624.22
  4. Step 4: Simplify right side
    8,780.22x = 34,559,953.95
  5. Step 5: Solve for x
    x = 34,559,953.95/8,780.22
  6. Step 6: Final answer
    x = 3,936.11

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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.