Home / 11,086.74-16,618.50-4,420.62

Finding the Fourth Proportional to 11,086.74, 16,618.50 and 4,420.62

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Solution

The fourth proportional to 11,086.74, 16,618.50 and 4,420.62 is: 6,626.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086.74 : 16,618.50 = 4,420.62 : x
  2. Step 2: Convert to fraction form
    11,086.74/16,618.50 = 4,420.62/x
  3. Step 3: Cross multiply
    11,086.74x = 16,618.50 × 4,420.62
  4. Step 4: Simplify right side
    11,086.74x = 73,464,073.47
  5. Step 5: Solve for x
    x = 73,464,073.47/11,086.74
  6. Step 6: Final answer
    x = 6,626.30

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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.