Home / 7,827.73-11,741.43-1,904.66

Finding the Fourth Proportional to 7,827.73, 11,741.43 and 1,904.66

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Solution

The fourth proportional to 7,827.73, 11,741.43 and 1,904.66 is: 2,856.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827.73 : 11,741.43 = 1,904.66 : x
  2. Step 2: Convert to fraction form
    7,827.73/11,741.43 = 1,904.66/x
  3. Step 3: Cross multiply
    7,827.73x = 11,741.43 × 1,904.66
  4. Step 4: Simplify right side
    7,827.73x = 22,363,378.11
  5. Step 5: Solve for x
    x = 22,363,378.11/7,827.73
  6. Step 6: Final answer
    x = 2,856.94

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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.