Home / 10,566.43-15,852.28-3,171.02

Finding the Fourth Proportional to 10,566.43, 15,852.28 and 3,171.02

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Solution

The fourth proportional to 10,566.43, 15,852.28 and 3,171.02 is: 4,757.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,566.43 : 15,852.28 = 3,171.02 : x
  2. Step 2: Convert to fraction form
    10,566.43/15,852.28 = 3,171.02/x
  3. Step 3: Cross multiply
    10,566.43x = 15,852.28 × 3,171.02
  4. Step 4: Simplify right side
    10,566.43x = 50,267,928.63
  5. Step 5: Solve for x
    x = 50,267,928.63/10,566.43
  6. Step 6: Final answer
    x = 4,757.32

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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.