Home / 5,490.56-8,230.08-2,566.46

Finding the Fourth Proportional to 5,490.56, 8,230.08 and 2,566.46

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Solution

The fourth proportional to 5,490.56, 8,230.08 and 2,566.46 is: 3,847.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.56 : 8,230.08 = 2,566.46 : x
  2. Step 2: Convert to fraction form
    5,490.56/8,230.08 = 2,566.46/x
  3. Step 3: Cross multiply
    5,490.56x = 8,230.08 × 2,566.46
  4. Step 4: Simplify right side
    5,490.56x = 21,122,171.12
  5. Step 5: Solve for x
    x = 21,122,171.12/5,490.56
  6. Step 6: Final answer
    x = 3,847.00

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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.