Home / 9,326.78-12,873.70-5,552.62

Finding the Fourth Proportional to 9,326.78, 12,873.70 and 5,552.62

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Solution

The fourth proportional to 9,326.78, 12,873.70 and 5,552.62 is: 7,664.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.78 : 12,873.70 = 5,552.62 : x
  2. Step 2: Convert to fraction form
    9,326.78/12,873.70 = 5,552.62/x
  3. Step 3: Cross multiply
    9,326.78x = 12,873.70 × 5,552.62
  4. Step 4: Simplify right side
    9,326.78x = 71,482,764.09
  5. Step 5: Solve for x
    x = 71,482,764.09/9,326.78
  6. Step 6: Final answer
    x = 7,664.25

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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.