Home / 11,008.59-16,512.66-2,688.36

Finding the Fourth Proportional to 11,008.59, 16,512.66 and 2,688.36

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Solution

The fourth proportional to 11,008.59, 16,512.66 and 2,688.36 is: 4,032.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.59 : 16,512.66 = 2,688.36 : x
  2. Step 2: Convert to fraction form
    11,008.59/16,512.66 = 2,688.36/x
  3. Step 3: Cross multiply
    11,008.59x = 16,512.66 × 2,688.36
  4. Step 4: Simplify right side
    11,008.59x = 44,391,974.64
  5. Step 5: Solve for x
    x = 44,391,974.64/11,008.59
  6. Step 6: Final answer
    x = 4,032.49

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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.