Home / 4,660.69-6,992.05-2,687.60

Finding the Fourth Proportional to 4,660.69, 6,992.05 and 2,687.60

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Solution

The fourth proportional to 4,660.69, 6,992.05 and 2,687.60 is: 4,031.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.69 : 6,992.05 = 2,687.60 : x
  2. Step 2: Convert to fraction form
    4,660.69/6,992.05 = 2,687.60/x
  3. Step 3: Cross multiply
    4,660.69x = 6,992.05 × 2,687.60
  4. Step 4: Simplify right side
    4,660.69x = 18,791,833.58
  5. Step 5: Solve for x
    x = 18,791,833.58/4,660.69
  6. Step 6: Final answer
    x = 4,031.99

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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.