Home / 11,117.02-16,677.36-5,270.44

Finding the Fourth Proportional to 11,117.02, 16,677.36 and 5,270.44

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Solution

The fourth proportional to 11,117.02, 16,677.36 and 5,270.44 is: 7,906.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117.02 : 16,677.36 = 5,270.44 : x
  2. Step 2: Convert to fraction form
    11,117.02/16,677.36 = 5,270.44/x
  3. Step 3: Cross multiply
    11,117.02x = 16,677.36 × 5,270.44
  4. Step 4: Simplify right side
    11,117.02x = 87,897,025.24
  5. Step 5: Solve for x
    x = 87,897,025.24/11,117.02
  6. Step 6: Final answer
    x = 7,906.53

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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.