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Finding the Fourth Proportional to 8,963.93, 13,435.81 and 4,350.17

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Solution

The fourth proportional to 8,963.93, 13,435.81 and 4,350.17 is: 6,520.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963.93 : 13,435.81 = 4,350.17 : x
  2. Step 2: Convert to fraction form
    8,963.93/13,435.81 = 4,350.17/x
  3. Step 3: Cross multiply
    8,963.93x = 13,435.81 × 4,350.17
  4. Step 4: Simplify right side
    8,963.93x = 58,448,057.59
  5. Step 5: Solve for x
    x = 58,448,057.59/8,963.93
  6. Step 6: Final answer
    x = 6,520.36

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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.