Home / 11,017.47-16,512.17-5,161.17

Finding the Fourth Proportional to 11,017.47, 16,512.17 and 5,161.17

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Solution

The fourth proportional to 11,017.47, 16,512.17 and 5,161.17 is: 7,735.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.47 : 16,512.17 = 5,161.17 : x
  2. Step 2: Convert to fraction form
    11,017.47/16,512.17 = 5,161.17/x
  3. Step 3: Cross multiply
    11,017.47x = 16,512.17 × 5,161.17
  4. Step 4: Simplify right side
    11,017.47x = 85,222,090.63
  5. Step 5: Solve for x
    x = 85,222,090.63/11,017.47
  6. Step 6: Final answer
    x = 7,735.18

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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.