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Finding the Fourth Proportional to 9,007.68, 12,435.78 and 6,033.36

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Solution

The fourth proportional to 9,007.68, 12,435.78 and 6,033.36 is: 8,329.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007.68 : 12,435.78 = 6,033.36 : x
  2. Step 2: Convert to fraction form
    9,007.68/12,435.78 = 6,033.36/x
  3. Step 3: Cross multiply
    9,007.68x = 12,435.78 × 6,033.36
  4. Step 4: Simplify right side
    9,007.68x = 75,029,537.62
  5. Step 5: Solve for x
    x = 75,029,537.62/9,007.68
  6. Step 6: Final answer
    x = 8,329.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.