Home / 11,077.99-16,620.12-4,508.89

Finding the Fourth Proportional to 11,077.99, 16,620.12 and 4,508.89

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Solution

The fourth proportional to 11,077.99, 16,620.12 and 4,508.89 is: 6,764.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077.99 : 16,620.12 = 4,508.89 : x
  2. Step 2: Convert to fraction form
    11,077.99/16,620.12 = 4,508.89/x
  3. Step 3: Cross multiply
    11,077.99x = 16,620.12 × 4,508.89
  4. Step 4: Simplify right side
    11,077.99x = 74,938,251.32
  5. Step 5: Solve for x
    x = 74,938,251.32/11,077.99
  6. Step 6: Final answer
    x = 6,764.61

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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.