Home / 11,026.07-15,215.54-5,990.19

Finding the Fourth Proportional to 11,026.07, 15,215.54 and 5,990.19

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Solution

The fourth proportional to 11,026.07, 15,215.54 and 5,990.19 is: 8,266.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.07 : 15,215.54 = 5,990.19 : x
  2. Step 2: Convert to fraction form
    11,026.07/15,215.54 = 5,990.19/x
  3. Step 3: Cross multiply
    11,026.07x = 15,215.54 × 5,990.19
  4. Step 4: Simplify right side
    11,026.07x = 91,143,975.55
  5. Step 5: Solve for x
    x = 91,143,975.55/11,026.07
  6. Step 6: Final answer
    x = 8,266.23

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Half scale
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Double scale
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Similar ratio
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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.