Home / 4,795.20-6,619.32-3,027.78

Finding the Fourth Proportional to 4,795.20, 6,619.32 and 3,027.78

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Solution

The fourth proportional to 4,795.20, 6,619.32 and 3,027.78 is: 4,179.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,795.20 : 6,619.32 = 3,027.78 : x
  2. Step 2: Convert to fraction form
    4,795.20/6,619.32 = 3,027.78/x
  3. Step 3: Cross multiply
    4,795.20x = 6,619.32 × 3,027.78
  4. Step 4: Simplify right side
    4,795.20x = 20,041,844.71
  5. Step 5: Solve for x
    x = 20,041,844.71/4,795.20
  6. Step 6: Final answer
    x = 4,179.56

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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.