Home / 12,863.30-19,277.55-5,834.58

Finding the Fourth Proportional to 12,863.30, 19,277.55 and 5,834.58

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Solution

The fourth proportional to 12,863.30, 19,277.55 and 5,834.58 is: 8,743.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,863.30 : 19,277.55 = 5,834.58 : x
  2. Step 2: Convert to fraction form
    12,863.30/19,277.55 = 5,834.58/x
  3. Step 3: Cross multiply
    12,863.30x = 19,277.55 × 5,834.58
  4. Step 4: Simplify right side
    12,863.30x = 112,476,407.68
  5. Step 5: Solve for x
    x = 112,476,407.68/12,863.30
  6. Step 6: Final answer
    x = 8,743.98

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1.5x scale

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.