Home / 9,028.43-13,543.93-2,788.96

Finding the Fourth Proportional to 9,028.43, 13,543.93 and 2,788.96

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Solution

The fourth proportional to 9,028.43, 13,543.93 and 2,788.96 is: 4,183.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.43 : 13,543.93 = 2,788.96 : x
  2. Step 2: Convert to fraction form
    9,028.43/13,543.93 = 2,788.96/x
  3. Step 3: Cross multiply
    9,028.43x = 13,543.93 × 2,788.96
  4. Step 4: Simplify right side
    9,028.43x = 37,773,479.01
  5. Step 5: Solve for x
    x = 37,773,479.01/9,028.43
  6. Step 6: Final answer
    x = 4,183.84

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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.