Home / 11,629.93-17,443.68-6,886.57

Finding the Fourth Proportional to 11,629.93, 17,443.68 and 6,886.57

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Solution

The fourth proportional to 11,629.93, 17,443.68 and 6,886.57 is: 10,329.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.93 : 17,443.68 = 6,886.57 : x
  2. Step 2: Convert to fraction form
    11,629.93/17,443.68 = 6,886.57/x
  3. Step 3: Cross multiply
    11,629.93x = 17,443.68 × 6,886.57
  4. Step 4: Simplify right side
    11,629.93x = 120,127,123.38
  5. Step 5: Solve for x
    x = 120,127,123.38/11,629.93
  6. Step 6: Final answer
    x = 10,329.14

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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.