Home / 6,799.62-10,199.52-2,639.87

Finding the Fourth Proportional to 6,799.62, 10,199.52 and 2,639.87

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Solution

The fourth proportional to 6,799.62, 10,199.52 and 2,639.87 is: 3,959.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,799.62 : 10,199.52 = 2,639.87 : x
  2. Step 2: Convert to fraction form
    6,799.62/10,199.52 = 2,639.87/x
  3. Step 3: Cross multiply
    6,799.62x = 10,199.52 × 2,639.87
  4. Step 4: Simplify right side
    6,799.62x = 26,925,406.86
  5. Step 5: Solve for x
    x = 26,925,406.86/6,799.62
  6. Step 6: Final answer
    x = 3,959.84

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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.