Home / 9,788.29-14,682.39-2,392.79

Finding the Fourth Proportional to 9,788.29, 14,682.39 and 2,392.79

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Solution

The fourth proportional to 9,788.29, 14,682.39 and 2,392.79 is: 3,589.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788.29 : 14,682.39 = 2,392.79 : x
  2. Step 2: Convert to fraction form
    9,788.29/14,682.39 = 2,392.79/x
  3. Step 3: Cross multiply
    9,788.29x = 14,682.39 × 2,392.79
  4. Step 4: Simplify right side
    9,788.29x = 35,131,875.97
  5. Step 5: Solve for x
    x = 35,131,875.97/9,788.29
  6. Step 6: Final answer
    x = 3,589.17

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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.