Home / 5,519.28-8,278.95-2,056.50

Finding the Fourth Proportional to 5,519.28, 8,278.95 and 2,056.50

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Solution

The fourth proportional to 5,519.28, 8,278.95 and 2,056.50 is: 3,084.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.28 : 8,278.95 = 2,056.50 : x
  2. Step 2: Convert to fraction form
    5,519.28/8,278.95 = 2,056.50/x
  3. Step 3: Cross multiply
    5,519.28x = 8,278.95 × 2,056.50
  4. Step 4: Simplify right side
    5,519.28x = 17,025,660.68
  5. Step 5: Solve for x
    x = 17,025,660.68/5,519.28
  6. Step 6: Final answer
    x = 3,084.76

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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.