Home / 11,407.37-17,101.78-4,383.76

Finding the Fourth Proportional to 11,407.37, 17,101.78 and 4,383.76

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Solution

The fourth proportional to 11,407.37, 17,101.78 and 4,383.76 is: 6,572.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,407.37 : 17,101.78 = 4,383.76 : x
  2. Step 2: Convert to fraction form
    11,407.37/17,101.78 = 4,383.76/x
  3. Step 3: Cross multiply
    11,407.37x = 17,101.78 × 4,383.76
  4. Step 4: Simplify right side
    11,407.37x = 74,970,099.09
  5. Step 5: Solve for x
    x = 74,970,099.09/11,407.37
  6. Step 6: Final answer
    x = 6,572.08

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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.