Home / 4,273.58-6,401.86-2,808.29

Finding the Fourth Proportional to 4,273.58, 6,401.86 and 2,808.29

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Solution

The fourth proportional to 4,273.58, 6,401.86 and 2,808.29 is: 4,206.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.58 : 6,401.86 = 2,808.29 : x
  2. Step 2: Convert to fraction form
    4,273.58/6,401.86 = 2,808.29/x
  3. Step 3: Cross multiply
    4,273.58x = 6,401.86 × 2,808.29
  4. Step 4: Simplify right side
    4,273.58x = 17,978,288.40
  5. Step 5: Solve for x
    x = 17,978,288.40/4,273.58
  6. Step 6: Final answer
    x = 4,206.84

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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.