Home / 5,777.10-8,667-2,490.48

Finding the Fourth Proportional to 5,777.10, 8,667 and 2,490.48

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Solution

The fourth proportional to 5,777.10, 8,667 and 2,490.48 is: 3,736.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.10 : 8,667 = 2,490.48 : x
  2. Step 2: Convert to fraction form
    5,777.10/8,667 = 2,490.48/x
  3. Step 3: Cross multiply
    5,777.10x = 8,667 × 2,490.48
  4. Step 4: Simplify right side
    5,777.10x = 21,584,990.16
  5. Step 5: Solve for x
    x = 21,584,990.16/5,777.10
  6. Step 6: Final answer
    x = 3,736.30

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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.