Home / 8,768.46-13,149.45-3,571.50

Finding the Fourth Proportional to 8,768.46, 13,149.45 and 3,571.50

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Solution

The fourth proportional to 8,768.46, 13,149.45 and 3,571.50 is: 5,355.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.46 : 13,149.45 = 3,571.50 : x
  2. Step 2: Convert to fraction form
    8,768.46/13,149.45 = 3,571.50/x
  3. Step 3: Cross multiply
    8,768.46x = 13,149.45 × 3,571.50
  4. Step 4: Simplify right side
    8,768.46x = 46,963,260.68
  5. Step 5: Solve for x
    x = 46,963,260.68/8,768.46
  6. Step 6: Final answer
    x = 5,355.93

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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.