Home / 11,079.36-16,615.80-4,152.24

Finding the Fourth Proportional to 11,079.36, 16,615.80 and 4,152.24

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Solution

The fourth proportional to 11,079.36, 16,615.80 and 4,152.24 is: 6,227.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.36 : 16,615.80 = 4,152.24 : x
  2. Step 2: Convert to fraction form
    11,079.36/16,615.80 = 4,152.24/x
  3. Step 3: Cross multiply
    11,079.36x = 16,615.80 × 4,152.24
  4. Step 4: Simplify right side
    11,079.36x = 68,992,789.39
  5. Step 5: Solve for x
    x = 68,992,789.39/11,079.36
  6. Step 6: Final answer
    x = 6,227.15

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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.