Home / 11,020.98-16,542.36-5,761.20

Finding the Fourth Proportional to 11,020.98, 16,542.36 and 5,761.20

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Solution

The fourth proportional to 11,020.98, 16,542.36 and 5,761.20 is: 8,647.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020.98 : 16,542.36 = 5,761.20 : x
  2. Step 2: Convert to fraction form
    11,020.98/16,542.36 = 5,761.20/x
  3. Step 3: Cross multiply
    11,020.98x = 16,542.36 × 5,761.20
  4. Step 4: Simplify right side
    11,020.98x = 95,303,844.43
  5. Step 5: Solve for x
    x = 95,303,844.43/11,020.98
  6. Step 6: Final answer
    x = 8,647.49

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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.