Home / 10,568.55-15,851.59-2,777.97

Finding the Fourth Proportional to 10,568.55, 15,851.59 and 2,777.97

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Solution

The fourth proportional to 10,568.55, 15,851.59 and 2,777.97 is: 4,166.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,568.55 : 15,851.59 = 2,777.97 : x
  2. Step 2: Convert to fraction form
    10,568.55/15,851.59 = 2,777.97/x
  3. Step 3: Cross multiply
    10,568.55x = 15,851.59 × 2,777.97
  4. Step 4: Simplify right side
    10,568.55x = 44,035,241.47
  5. Step 5: Solve for x
    x = 44,035,241.47/10,568.55
  6. Step 6: Final answer
    x = 4,166.63

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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.