Home / 5,659.77-8,490.06-2,372.38

Finding the Fourth Proportional to 5,659.77, 8,490.06 and 2,372.38

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Solution

The fourth proportional to 5,659.77, 8,490.06 and 2,372.38 is: 3,558.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659.77 : 8,490.06 = 2,372.38 : x
  2. Step 2: Convert to fraction form
    5,659.77/8,490.06 = 2,372.38/x
  3. Step 3: Cross multiply
    5,659.77x = 8,490.06 × 2,372.38
  4. Step 4: Simplify right side
    5,659.77x = 20,141,648.54
  5. Step 5: Solve for x
    x = 20,141,648.54/5,659.77
  6. Step 6: Final answer
    x = 3,558.74

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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.