Home / 3,184.99-4,395.94-1,858.82

Finding the Fourth Proportional to 3,184.99, 4,395.94 and 1,858.82

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Solution

The fourth proportional to 3,184.99, 4,395.94 and 1,858.82 is: 2,565.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.99 : 4,395.94 = 1,858.82 : x
  2. Step 2: Convert to fraction form
    3,184.99/4,395.94 = 1,858.82/x
  3. Step 3: Cross multiply
    3,184.99x = 4,395.94 × 1,858.82
  4. Step 4: Simplify right side
    3,184.99x = 8,171,234.56
  5. Step 5: Solve for x
    x = 8,171,234.56/3,184.99
  6. Step 6: Final answer
    x = 2,565.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.