Home / 7,873.50-11,811.32-2,326.91

Finding the Fourth Proportional to 7,873.50, 11,811.32 and 2,326.91

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Solution

The fourth proportional to 7,873.50, 11,811.32 and 2,326.91 is: 3,490.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873.50 : 11,811.32 = 2,326.91 : x
  2. Step 2: Convert to fraction form
    7,873.50/11,811.32 = 2,326.91/x
  3. Step 3: Cross multiply
    7,873.50x = 11,811.32 × 2,326.91
  4. Step 4: Simplify right side
    7,873.50x = 27,483,932.92
  5. Step 5: Solve for x
    x = 27,483,932.92/7,873.50
  6. Step 6: Final answer
    x = 3,490.69

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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.