Home / 5,521.13-8,273.64-2,560.48

Finding the Fourth Proportional to 5,521.13, 8,273.64 and 2,560.48

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Solution

The fourth proportional to 5,521.13, 8,273.64 and 2,560.48 is: 3,836.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.13 : 8,273.64 = 2,560.48 : x
  2. Step 2: Convert to fraction form
    5,521.13/8,273.64 = 2,560.48/x
  3. Step 3: Cross multiply
    5,521.13x = 8,273.64 × 2,560.48
  4. Step 4: Simplify right side
    5,521.13x = 21,184,489.75
  5. Step 5: Solve for x
    x = 21,184,489.75/5,521.13
  6. Step 6: Final answer
    x = 3,836.98

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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.