Home / 11,118.53-16,683.53-4,882.91

Finding the Fourth Proportional to 11,118.53, 16,683.53 and 4,882.91

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Solution

The fourth proportional to 11,118.53, 16,683.53 and 4,882.91 is: 7,326.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.53 : 16,683.53 = 4,882.91 : x
  2. Step 2: Convert to fraction form
    11,118.53/16,683.53 = 4,882.91/x
  3. Step 3: Cross multiply
    11,118.53x = 16,683.53 × 4,882.91
  4. Step 4: Simplify right side
    11,118.53x = 81,464,151.06
  5. Step 5: Solve for x
    x = 81,464,151.06/11,118.53
  6. Step 6: Final answer
    x = 7,326.88

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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.