Home / 5,520.95-8,285.07-2,600.09

Finding the Fourth Proportional to 5,520.95, 8,285.07 and 2,600.09

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Solution

The fourth proportional to 5,520.95, 8,285.07 and 2,600.09 is: 3,901.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.95 : 8,285.07 = 2,600.09 : x
  2. Step 2: Convert to fraction form
    5,520.95/8,285.07 = 2,600.09/x
  3. Step 3: Cross multiply
    5,520.95x = 8,285.07 × 2,600.09
  4. Step 4: Simplify right side
    5,520.95x = 21,541,927.66
  5. Step 5: Solve for x
    x = 21,541,927.66/5,520.95
  6. Step 6: Final answer
    x = 3,901.85

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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.