Home / 10,559.97-15,823.53-3,982.56

Finding the Fourth Proportional to 10,559.97, 15,823.53 and 3,982.56

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Solution

The fourth proportional to 10,559.97, 15,823.53 and 3,982.56 is: 5,967.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559.97 : 15,823.53 = 3,982.56 : x
  2. Step 2: Convert to fraction form
    10,559.97/15,823.53 = 3,982.56/x
  3. Step 3: Cross multiply
    10,559.97x = 15,823.53 × 3,982.56
  4. Step 4: Simplify right side
    10,559.97x = 63,018,157.64
  5. Step 5: Solve for x
    x = 63,018,157.64/10,559.97
  6. Step 6: Final answer
    x = 5,967.65

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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.