Home / 12,470.44-17,208.66-6,805.04

Finding the Fourth Proportional to 12,470.44, 17,208.66 and 6,805.04

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Solution

The fourth proportional to 12,470.44, 17,208.66 and 6,805.04 is: 9,390.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,470.44 : 17,208.66 = 6,805.04 : x
  2. Step 2: Convert to fraction form
    12,470.44/17,208.66 = 6,805.04/x
  3. Step 3: Cross multiply
    12,470.44x = 17,208.66 × 6,805.04
  4. Step 4: Simplify right side
    12,470.44x = 117,105,619.65
  5. Step 5: Solve for x
    x = 117,105,619.65/12,470.44
  6. Step 6: Final answer
    x = 9,390.66

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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.