Home / 11,685.54-17,528.47-3,365.70

Finding the Fourth Proportional to 11,685.54, 17,528.47 and 3,365.70

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Solution

The fourth proportional to 11,685.54, 17,528.47 and 3,365.70 is: 5,048.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,685.54 : 17,528.47 = 3,365.70 : x
  2. Step 2: Convert to fraction form
    11,685.54/17,528.47 = 3,365.70/x
  3. Step 3: Cross multiply
    11,685.54x = 17,528.47 × 3,365.70
  4. Step 4: Simplify right side
    11,685.54x = 58,995,497.33
  5. Step 5: Solve for x
    x = 58,995,497.33/11,685.54
  6. Step 6: Final answer
    x = 5,048.59

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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.