Home / 3,867.08-5,800.62-1,786.46

Finding the Fourth Proportional to 3,867.08, 5,800.62 and 1,786.46

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Solution

The fourth proportional to 3,867.08, 5,800.62 and 1,786.46 is: 2,679.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.08 : 5,800.62 = 1,786.46 : x
  2. Step 2: Convert to fraction form
    3,867.08/5,800.62 = 1,786.46/x
  3. Step 3: Cross multiply
    3,867.08x = 5,800.62 × 1,786.46
  4. Step 4: Simplify right side
    3,867.08x = 10,362,575.61
  5. Step 5: Solve for x
    x = 10,362,575.61/3,867.08
  6. Step 6: Final answer
    x = 2,679.69

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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.