Home / 8,767.16-13,149.93-3,500.78

Finding the Fourth Proportional to 8,767.16, 13,149.93 and 3,500.78

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Solution

The fourth proportional to 8,767.16, 13,149.93 and 3,500.78 is: 5,250.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.16 : 13,149.93 = 3,500.78 : x
  2. Step 2: Convert to fraction form
    8,767.16/13,149.93 = 3,500.78/x
  3. Step 3: Cross multiply
    8,767.16x = 13,149.93 × 3,500.78
  4. Step 4: Simplify right side
    8,767.16x = 46,035,011.95
  5. Step 5: Solve for x
    x = 46,035,011.95/8,767.16
  6. Step 6: Final answer
    x = 5,250.85

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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.