Home / 5,961.60-8,945.47-2,454.20

Finding the Fourth Proportional to 5,961.60, 8,945.47 and 2,454.20

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Solution

The fourth proportional to 5,961.60, 8,945.47 and 2,454.20 is: 3,682.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,961.60 : 8,945.47 = 2,454.20 : x
  2. Step 2: Convert to fraction form
    5,961.60/8,945.47 = 2,454.20/x
  3. Step 3: Cross multiply
    5,961.60x = 8,945.47 × 2,454.20
  4. Step 4: Simplify right side
    5,961.60x = 21,953,964.36
  5. Step 5: Solve for x
    x = 21,953,964.36/5,961.60
  6. Step 6: Final answer
    x = 3,682.56

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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.