Home / 6,855.28-10,280.44-2,471.56

Finding the Fourth Proportional to 6,855.28, 10,280.44 and 2,471.56

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Solution

The fourth proportional to 6,855.28, 10,280.44 and 2,471.56 is: 3,706.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,855.28 : 10,280.44 = 2,471.56 : x
  2. Step 2: Convert to fraction form
    6,855.28/10,280.44 = 2,471.56/x
  3. Step 3: Cross multiply
    6,855.28x = 10,280.44 × 2,471.56
  4. Step 4: Simplify right side
    6,855.28x = 25,408,724.29
  5. Step 5: Solve for x
    x = 25,408,724.29/6,855.28
  6. Step 6: Final answer
    x = 3,706.45

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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.