Home / 11,669.87-17,497.01-5,426.39

Finding the Fourth Proportional to 11,669.87, 17,497.01 and 5,426.39

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Solution

The fourth proportional to 11,669.87, 17,497.01 and 5,426.39 is: 8,135.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.87 : 17,497.01 = 5,426.39 : x
  2. Step 2: Convert to fraction form
    11,669.87/17,497.01 = 5,426.39/x
  3. Step 3: Cross multiply
    11,669.87x = 17,497.01 × 5,426.39
  4. Step 4: Simplify right side
    11,669.87x = 94,945,657.40
  5. Step 5: Solve for x
    x = 94,945,657.40/11,669.87
  6. Step 6: Final answer
    x = 8,135.96

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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.