Home / 11,611.28-16,023.54-6,306.22

Finding the Fourth Proportional to 11,611.28, 16,023.54 and 6,306.22

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Solution

The fourth proportional to 11,611.28, 16,023.54 and 6,306.22 is: 8,702.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,611.28 : 16,023.54 = 6,306.22 : x
  2. Step 2: Convert to fraction form
    11,611.28/16,023.54 = 6,306.22/x
  3. Step 3: Cross multiply
    11,611.28x = 16,023.54 × 6,306.22
  4. Step 4: Simplify right side
    11,611.28x = 101,047,968.42
  5. Step 5: Solve for x
    x = 101,047,968.42/11,611.28
  6. Step 6: Final answer
    x = 8,702.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.