Home / 11,311.01-16,966.26-3,915.02

Finding the Fourth Proportional to 11,311.01, 16,966.26 and 3,915.02

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Solution

The fourth proportional to 11,311.01, 16,966.26 and 3,915.02 is: 5,872.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,311.01 : 16,966.26 = 3,915.02 : x
  2. Step 2: Convert to fraction form
    11,311.01/16,966.26 = 3,915.02/x
  3. Step 3: Cross multiply
    11,311.01x = 16,966.26 × 3,915.02
  4. Step 4: Simplify right side
    11,311.01x = 66,423,247.23
  5. Step 5: Solve for x
    x = 66,423,247.23/11,311.01
  6. Step 6: Final answer
    x = 5,872.44

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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.