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Finding the Fourth Proportional to 8,756.44, 13,134.66 and 2,600.44

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Solution

The fourth proportional to 8,756.44, 13,134.66 and 2,600.44 is: 3,900.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756.44 : 13,134.66 = 2,600.44 : x
  2. Step 2: Convert to fraction form
    8,756.44/13,134.66 = 2,600.44/x
  3. Step 3: Cross multiply
    8,756.44x = 13,134.66 × 2,600.44
  4. Step 4: Simplify right side
    8,756.44x = 34,155,895.25
  5. Step 5: Solve for x
    x = 34,155,895.25/8,756.44
  6. Step 6: Final answer
    x = 3,900.66

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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.