Home / 11,008.33-16,512.28-2,688.12

Finding the Fourth Proportional to 11,008.33, 16,512.28 and 2,688.12

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Solution

The fourth proportional to 11,008.33, 16,512.28 and 2,688.12 is: 4,032.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.33 : 16,512.28 = 2,688.12 : x
  2. Step 2: Convert to fraction form
    11,008.33/16,512.28 = 2,688.12/x
  3. Step 3: Cross multiply
    11,008.33x = 16,512.28 × 2,688.12
  4. Step 4: Simplify right side
    11,008.33x = 44,386,983.39
  5. Step 5: Solve for x
    x = 44,386,983.39/11,008.33
  6. Step 6: Final answer
    x = 4,032.13

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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.