Home / 4,388.12-6,574.89-3,086.85

Finding the Fourth Proportional to 4,388.12, 6,574.89 and 3,086.85

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Solution

The fourth proportional to 4,388.12, 6,574.89 and 3,086.85 is: 4,625.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.12 : 6,574.89 = 3,086.85 : x
  2. Step 2: Convert to fraction form
    4,388.12/6,574.89 = 3,086.85/x
  3. Step 3: Cross multiply
    4,388.12x = 6,574.89 × 3,086.85
  4. Step 4: Simplify right side
    4,388.12x = 20,295,718.06
  5. Step 5: Solve for x
    x = 20,295,718.06/4,388.12
  6. Step 6: Final answer
    x = 4,625.15

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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.