Home / 3,238.20-4,858.18-1,484.32

Finding the Fourth Proportional to 3,238.20, 4,858.18 and 1,484.32

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Solution

The fourth proportional to 3,238.20, 4,858.18 and 1,484.32 is: 2,226.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.20 : 4,858.18 = 1,484.32 : x
  2. Step 2: Convert to fraction form
    3,238.20/4,858.18 = 1,484.32/x
  3. Step 3: Cross multiply
    3,238.20x = 4,858.18 × 1,484.32
  4. Step 4: Simplify right side
    3,238.20x = 7,211,093.74
  5. Step 5: Solve for x
    x = 7,211,093.74/3,238.20
  6. Step 6: Final answer
    x = 2,226.88

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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.