Home / 11,130.53-16,693.97-4,113.83

Finding the Fourth Proportional to 11,130.53, 16,693.97 and 4,113.83

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Solution

The fourth proportional to 11,130.53, 16,693.97 and 4,113.83 is: 6,170.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.53 : 16,693.97 = 4,113.83 : x
  2. Step 2: Convert to fraction form
    11,130.53/16,693.97 = 4,113.83/x
  3. Step 3: Cross multiply
    11,130.53x = 16,693.97 × 4,113.83
  4. Step 4: Simplify right side
    11,130.53x = 68,676,081.87
  5. Step 5: Solve for x
    x = 68,676,081.87/11,130.53
  6. Step 6: Final answer
    x = 6,170.07

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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.