Home / 3,228.08-4,838.28-1,493

Finding the Fourth Proportional to 3,228.08, 4,838.28 and 1,493

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Solution

The fourth proportional to 3,228.08, 4,838.28 and 1,493 is: 2,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.08 : 4,838.28 = 1,493 : x
  2. Step 2: Convert to fraction form
    3,228.08/4,838.28 = 1,493/x
  3. Step 3: Cross multiply
    3,228.08x = 4,838.28 × 1,493
  4. Step 4: Simplify right side
    3,228.08x = 7,223,552.04
  5. Step 5: Solve for x
    x = 7,223,552.04/3,228.08
  6. Step 6: Final answer
    x = 2,237.72

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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.