Home / 11,347.93-17,022.09-4,331.20

Finding the Fourth Proportional to 11,347.93, 17,022.09 and 4,331.20

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Solution

The fourth proportional to 11,347.93, 17,022.09 and 4,331.20 is: 6,496.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347.93 : 17,022.09 = 4,331.20 : x
  2. Step 2: Convert to fraction form
    11,347.93/17,022.09 = 4,331.20/x
  3. Step 3: Cross multiply
    11,347.93x = 17,022.09 × 4,331.20
  4. Step 4: Simplify right side
    11,347.93x = 73,726,076.21
  5. Step 5: Solve for x
    x = 73,726,076.21/11,347.93
  6. Step 6: Final answer
    x = 6,496.87

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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.