Home / 5,518.00-8,280.65-2,596.53

Finding the Fourth Proportional to 5,518.00, 8,280.65 and 2,596.53

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Solution

The fourth proportional to 5,518.00, 8,280.65 and 2,596.53 is: 3,896.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.00 : 8,280.65 = 2,596.53 : x
  2. Step 2: Convert to fraction form
    5,518.00/8,280.65 = 2,596.53/x
  3. Step 3: Cross multiply
    5,518.00x = 8,280.65 × 2,596.53
  4. Step 4: Simplify right side
    5,518.00x = 21,500,943.16
  5. Step 5: Solve for x
    x = 21,500,943.16/5,518.00
  6. Step 6: Final answer
    x = 3,896.51

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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.