Home / 3,228.32-4,842.48-2,256.32

Finding the Fourth Proportional to 3,228.32, 4,842.48 and 2,256.32

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Solution

The fourth proportional to 3,228.32, 4,842.48 and 2,256.32 is: 3,384.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.32 : 4,842.48 = 2,256.32 : x
  2. Step 2: Convert to fraction form
    3,228.32/4,842.48 = 2,256.32/x
  3. Step 3: Cross multiply
    3,228.32x = 4,842.48 × 2,256.32
  4. Step 4: Simplify right side
    3,228.32x = 10,926,184.47
  5. Step 5: Solve for x
    x = 10,926,184.47/3,228.32
  6. Step 6: Final answer
    x = 3,384.48

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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.