Home / 11,549.41-15,940.66-7,297.77

Finding the Fourth Proportional to 11,549.41, 15,940.66 and 7,297.77

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Solution

The fourth proportional to 11,549.41, 15,940.66 and 7,297.77 is: 10,072.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,549.41 : 15,940.66 = 7,297.77 : x
  2. Step 2: Convert to fraction form
    11,549.41/15,940.66 = 7,297.77/x
  3. Step 3: Cross multiply
    11,549.41x = 15,940.66 × 7,297.77
  4. Step 4: Simplify right side
    11,549.41x = 116,331,290.97
  5. Step 5: Solve for x
    x = 116,331,290.97/11,549.41
  6. Step 6: Final answer
    x = 10,072.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.