Home / 4,155.60-6,233.40-3,838.80

Finding the Fourth Proportional to 4,155.60, 6,233.40 and 3,838.80

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Solution

The fourth proportional to 4,155.60, 6,233.40 and 3,838.80 is: 5,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.60 : 6,233.40 = 3,838.80 : x
  2. Step 2: Convert to fraction form
    4,155.60/6,233.40 = 3,838.80/x
  3. Step 3: Cross multiply
    4,155.60x = 6,233.40 × 3,838.80
  4. Step 4: Simplify right side
    4,155.60x = 23,928,775.92
  5. Step 5: Solve for x
    x = 23,928,775.92/4,155.60
  6. Step 6: Final answer
    x = 5,758.20

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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.