Home / 11,729.28-17,596.08-3,943.68

Finding the Fourth Proportional to 11,729.28, 17,596.08 and 3,943.68

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Solution

The fourth proportional to 11,729.28, 17,596.08 and 3,943.68 is: 5,916.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,729.28 : 17,596.08 = 3,943.68 : x
  2. Step 2: Convert to fraction form
    11,729.28/17,596.08 = 3,943.68/x
  3. Step 3: Cross multiply
    11,729.28x = 17,596.08 × 3,943.68
  4. Step 4: Simplify right side
    11,729.28x = 69,393,308.77
  5. Step 5: Solve for x
    x = 69,393,308.77/11,729.28
  6. Step 6: Final answer
    x = 5,916.25

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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.