Home / 11,601.79-17,402.69-4,206.26

Finding the Fourth Proportional to 11,601.79, 17,402.69 and 4,206.26

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Solution

The fourth proportional to 11,601.79, 17,402.69 and 4,206.26 is: 6,309.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,601.79 : 17,402.69 = 4,206.26 : x
  2. Step 2: Convert to fraction form
    11,601.79/17,402.69 = 4,206.26/x
  3. Step 3: Cross multiply
    11,601.79x = 17,402.69 × 4,206.26
  4. Step 4: Simplify right side
    11,601.79x = 73,200,171.31
  5. Step 5: Solve for x
    x = 73,200,171.31/11,601.79
  6. Step 6: Final answer
    x = 6,309.38

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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.