Home / 11,090.19-15,304.40-6,122.19

Finding the Fourth Proportional to 11,090.19, 15,304.40 and 6,122.19

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Solution

The fourth proportional to 11,090.19, 15,304.40 and 6,122.19 is: 8,448.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.19 : 15,304.40 = 6,122.19 : x
  2. Step 2: Convert to fraction form
    11,090.19/15,304.40 = 6,122.19/x
  3. Step 3: Cross multiply
    11,090.19x = 15,304.40 × 6,122.19
  4. Step 4: Simplify right side
    11,090.19x = 93,696,414.03
  5. Step 5: Solve for x
    x = 93,696,414.03/11,090.19
  6. Step 6: Final answer
    x = 8,448.59

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Half scale
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Double scale
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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.