Home / 11,739.15-17,608.55-2,854.53

Finding the Fourth Proportional to 11,739.15, 17,608.55 and 2,854.53

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Solution

The fourth proportional to 11,739.15, 17,608.55 and 2,854.53 is: 4,281.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739.15 : 17,608.55 = 2,854.53 : x
  2. Step 2: Convert to fraction form
    11,739.15/17,608.55 = 2,854.53/x
  3. Step 3: Cross multiply
    11,739.15x = 17,608.55 × 2,854.53
  4. Step 4: Simplify right side
    11,739.15x = 50,264,119.96
  5. Step 5: Solve for x
    x = 50,264,119.96/11,739.15
  6. Step 6: Final answer
    x = 4,281.75

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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.