Home / 8,006.65-11,048.72-4,470.09

Finding the Fourth Proportional to 8,006.65, 11,048.72 and 4,470.09

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Solution

The fourth proportional to 8,006.65, 11,048.72 and 4,470.09 is: 6,168.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,006.65 : 11,048.72 = 4,470.09 : x
  2. Step 2: Convert to fraction form
    8,006.65/11,048.72 = 4,470.09/x
  3. Step 3: Cross multiply
    8,006.65x = 11,048.72 × 4,470.09
  4. Step 4: Simplify right side
    8,006.65x = 49,388,772.78
  5. Step 5: Solve for x
    x = 49,388,772.78/8,006.65
  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.