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Finding the Fourth Proportional to 8,007.53, 11,049.99 and 4,470.07

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Solution

The fourth proportional to 8,007.53, 11,049.99 and 4,470.07 is: 6,168.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.53 : 11,049.99 = 4,470.07 : x
  2. Step 2: Convert to fraction form
    8,007.53/11,049.99 = 4,470.07/x
  3. Step 3: Cross multiply
    8,007.53x = 11,049.99 × 4,470.07
  4. Step 4: Simplify right side
    8,007.53x = 49,394,173.55
  5. Step 5: Solve for x
    x = 49,394,173.55/8,007.53
  6. Step 6: Final answer
    x = 6,168.47

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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.