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Finding the Fourth Proportional to 8,975.69, 13,463.54 and 4,039.56

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Solution

The fourth proportional to 8,975.69, 13,463.54 and 4,039.56 is: 6,059.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975.69 : 13,463.54 = 4,039.56 : x
  2. Step 2: Convert to fraction form
    8,975.69/13,463.54 = 4,039.56/x
  3. Step 3: Cross multiply
    8,975.69x = 13,463.54 × 4,039.56
  4. Step 4: Simplify right side
    8,975.69x = 54,386,757.44
  5. Step 5: Solve for x
    x = 54,386,757.44/8,975.69
  6. Step 6: Final answer
    x = 6,059.34

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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.