Home / 11,031.87-16,552.41-4,456.38

Finding the Fourth Proportional to 11,031.87, 16,552.41 and 4,456.38

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Solution

The fourth proportional to 11,031.87, 16,552.41 and 4,456.38 is: 6,686.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.87 : 16,552.41 = 4,456.38 : x
  2. Step 2: Convert to fraction form
    11,031.87/16,552.41 = 4,456.38/x
  3. Step 3: Cross multiply
    11,031.87x = 16,552.41 × 4,456.38
  4. Step 4: Simplify right side
    11,031.87x = 73,763,828.88
  5. Step 5: Solve for x
    x = 73,763,828.88/11,031.87
  6. Step 6: Final answer
    x = 6,686.43

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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.