Home / 12,569.77-18,854.58-3,081.97

Finding the Fourth Proportional to 12,569.77, 18,854.58 and 3,081.97

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Solution

The fourth proportional to 12,569.77, 18,854.58 and 3,081.97 is: 4,622.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.77 : 18,854.58 = 3,081.97 : x
  2. Step 2: Convert to fraction form
    12,569.77/18,854.58 = 3,081.97/x
  3. Step 3: Cross multiply
    12,569.77x = 18,854.58 × 3,081.97
  4. Step 4: Simplify right side
    12,569.77x = 58,109,214.34
  5. Step 5: Solve for x
    x = 58,109,214.34/12,569.77
  6. Step 6: Final answer
    x = 4,622.93

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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.