Home / 8,756.62-13,134.84-2,182.75

Finding the Fourth Proportional to 8,756.62, 13,134.84 and 2,182.75

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Solution

The fourth proportional to 8,756.62, 13,134.84 and 2,182.75 is: 3,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756.62 : 13,134.84 = 2,182.75 : x
  2. Step 2: Convert to fraction form
    8,756.62/13,134.84 = 2,182.75/x
  3. Step 3: Cross multiply
    8,756.62x = 13,134.84 × 2,182.75
  4. Step 4: Simplify right side
    8,756.62x = 28,670,072.01
  5. Step 5: Solve for x
    x = 28,670,072.01/8,756.62
  6. Step 6: Final answer
    x = 3,274.10

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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.