Home / 11,118.66-16,675.11-4,543.62

Finding the Fourth Proportional to 11,118.66, 16,675.11 and 4,543.62

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Solution

The fourth proportional to 11,118.66, 16,675.11 and 4,543.62 is: 6,814.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.66 : 16,675.11 = 4,543.62 : x
  2. Step 2: Convert to fraction form
    11,118.66/16,675.11 = 4,543.62/x
  3. Step 3: Cross multiply
    11,118.66x = 16,675.11 × 4,543.62
  4. Step 4: Simplify right side
    11,118.66x = 75,765,363.30
  5. Step 5: Solve for x
    x = 75,765,363.30/11,118.66
  6. Step 6: Final answer
    x = 6,814.25

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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.