Home / 10,566.28-15,848.94-3,991.96

Finding the Fourth Proportional to 10,566.28, 15,848.94 and 3,991.96

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Solution

The fourth proportional to 10,566.28, 15,848.94 and 3,991.96 is: 5,987.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,566.28 : 15,848.94 = 3,991.96 : x
  2. Step 2: Convert to fraction form
    10,566.28/15,848.94 = 3,991.96/x
  3. Step 3: Cross multiply
    10,566.28x = 15,848.94 × 3,991.96
  4. Step 4: Simplify right side
    10,566.28x = 63,268,334.52
  5. Step 5: Solve for x
    x = 63,268,334.52/10,566.28
  6. Step 6: Final answer
    x = 5,987.76

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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.