Home / 10,566.88-15,848.40-3,169.60

Finding the Fourth Proportional to 10,566.88, 15,848.40 and 3,169.60

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Solution

The fourth proportional to 10,566.88, 15,848.40 and 3,169.60 is: 4,753.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,566.88 : 15,848.40 = 3,169.60 : x
  2. Step 2: Convert to fraction form
    10,566.88/15,848.40 = 3,169.60/x
  3. Step 3: Cross multiply
    10,566.88x = 15,848.40 × 3,169.60
  4. Step 4: Simplify right side
    10,566.88x = 50,233,088.64
  5. Step 5: Solve for x
    x = 50,233,088.64/10,566.88
  6. Step 6: Final answer
    x = 4,753.82

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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.