Home / 9,091.17-12,540.38-5,548.23

Finding the Fourth Proportional to 9,091.17, 12,540.38 and 5,548.23

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Solution

The fourth proportional to 9,091.17, 12,540.38 and 5,548.23 is: 7,653.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091.17 : 12,540.38 = 5,548.23 : x
  2. Step 2: Convert to fraction form
    9,091.17/12,540.38 = 5,548.23/x
  3. Step 3: Cross multiply
    9,091.17x = 12,540.38 × 5,548.23
  4. Step 4: Simplify right side
    9,091.17x = 69,576,912.53
  5. Step 5: Solve for x
    x = 69,576,912.53/9,091.17
  6. Step 6: Final answer
    x = 7,653.24

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Half scale
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Double scale
Find fourth proportional to 9,092.17, 12,541.76 and 5,549.23
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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.