Home / 7,746.59-11,618.15-2,199.82

Finding the Fourth Proportional to 7,746.59, 11,618.15 and 2,199.82

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Solution

The fourth proportional to 7,746.59, 11,618.15 and 2,199.82 is: 3,299.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.59 : 11,618.15 = 2,199.82 : x
  2. Step 2: Convert to fraction form
    7,746.59/11,618.15 = 2,199.82/x
  3. Step 3: Cross multiply
    7,746.59x = 11,618.15 × 2,199.82
  4. Step 4: Simplify right side
    7,746.59x = 25,557,786.14
  5. Step 5: Solve for x
    x = 25,557,786.14/7,746.59
  6. Step 6: Final answer
    x = 3,299.23

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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.