Home / 9,032.55-13,543.77-2,790.78

Finding the Fourth Proportional to 9,032.55, 13,543.77 and 2,790.78

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Solution

The fourth proportional to 9,032.55, 13,543.77 and 2,790.78 is: 4,184.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,032.55 : 13,543.77 = 2,790.78 : x
  2. Step 2: Convert to fraction form
    9,032.55/13,543.77 = 2,790.78/x
  3. Step 3: Cross multiply
    9,032.55x = 13,543.77 × 2,790.78
  4. Step 4: Simplify right side
    9,032.55x = 37,797,682.44
  5. Step 5: Solve for x
    x = 37,797,682.44/9,032.55
  6. Step 6: Final answer
    x = 4,184.61

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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.