Home / 5,484.78-8,228.25-2,853.56

Finding the Fourth Proportional to 5,484.78, 8,228.25 and 2,853.56

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Solution

The fourth proportional to 5,484.78, 8,228.25 and 2,853.56 is: 4,280.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.78 : 8,228.25 = 2,853.56 : x
  2. Step 2: Convert to fraction form
    5,484.78/8,228.25 = 2,853.56/x
  3. Step 3: Cross multiply
    5,484.78x = 8,228.25 × 2,853.56
  4. Step 4: Simplify right side
    5,484.78x = 23,479,825.64
  5. Step 5: Solve for x
    x = 23,479,825.64/5,484.78
  6. Step 6: Final answer
    x = 4,280.91

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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.