Home / 11,043.19-15,239.54-6,007.42

Finding the Fourth Proportional to 11,043.19, 15,239.54 and 6,007.42

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Solution

The fourth proportional to 11,043.19, 15,239.54 and 6,007.42 is: 8,290.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,043.19 : 15,239.54 = 6,007.42 : x
  2. Step 2: Convert to fraction form
    11,043.19/15,239.54 = 6,007.42/x
  3. Step 3: Cross multiply
    11,043.19x = 15,239.54 × 6,007.42
  4. Step 4: Simplify right side
    11,043.19x = 91,550,317.39
  5. Step 5: Solve for x
    x = 91,550,317.39/11,043.19
  6. Step 6: Final answer
    x = 8,290.21

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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.