Home / 12,908.62-19,365.45-4,589.26

Finding the Fourth Proportional to 12,908.62, 19,365.45 and 4,589.26

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Solution

The fourth proportional to 12,908.62, 19,365.45 and 4,589.26 is: 6,884.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,908.62 : 19,365.45 = 4,589.26 : x
  2. Step 2: Convert to fraction form
    12,908.62/19,365.45 = 4,589.26/x
  3. Step 3: Cross multiply
    12,908.62x = 19,365.45 × 4,589.26
  4. Step 4: Simplify right side
    12,908.62x = 88,873,085.07
  5. Step 5: Solve for x
    x = 88,873,085.07/12,908.62
  6. Step 6: Final answer
    x = 6,884.79

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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.