Home / 7,587.37-11,383.26-3,144.22

Finding the Fourth Proportional to 7,587.37, 11,383.26 and 3,144.22

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Solution

The fourth proportional to 7,587.37, 11,383.26 and 3,144.22 is: 4,717.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.37 : 11,383.26 = 3,144.22 : x
  2. Step 2: Convert to fraction form
    7,587.37/11,383.26 = 3,144.22/x
  3. Step 3: Cross multiply
    7,587.37x = 11,383.26 × 3,144.22
  4. Step 4: Simplify right side
    7,587.37x = 35,791,473.76
  5. Step 5: Solve for x
    x = 35,791,473.76/7,587.37
  6. Step 6: Final answer
    x = 4,717.24

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.