Home / 11,424.76-17,135.40-3,632.56

Finding the Fourth Proportional to 11,424.76, 17,135.40 and 3,632.56

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Solution

The fourth proportional to 11,424.76, 17,135.40 and 3,632.56 is: 5,448.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.76 : 17,135.40 = 3,632.56 : x
  2. Step 2: Convert to fraction form
    11,424.76/17,135.40 = 3,632.56/x
  3. Step 3: Cross multiply
    11,424.76x = 17,135.40 × 3,632.56
  4. Step 4: Simplify right side
    11,424.76x = 62,245,368.62
  5. Step 5: Solve for x
    x = 62,245,368.62/11,424.76
  6. Step 6: Final answer
    x = 5,448.29

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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.