Home / 11,351.76-17,029.45-4,331.49

Finding the Fourth Proportional to 11,351.76, 17,029.45 and 4,331.49

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Solution

The fourth proportional to 11,351.76, 17,029.45 and 4,331.49 is: 6,497.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351.76 : 17,029.45 = 4,331.49 : x
  2. Step 2: Convert to fraction form
    11,351.76/17,029.45 = 4,331.49/x
  3. Step 3: Cross multiply
    11,351.76x = 17,029.45 × 4,331.49
  4. Step 4: Simplify right side
    11,351.76x = 73,762,807.23
  5. Step 5: Solve for x
    x = 73,762,807.23/11,351.76
  6. Step 6: Final answer
    x = 6,497.92

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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.