Home / 11,001.17-15,181.53-5,965.38

Finding the Fourth Proportional to 11,001.17, 15,181.53 and 5,965.38

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Solution

The fourth proportional to 11,001.17, 15,181.53 and 5,965.38 is: 8,232.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.17 : 15,181.53 = 5,965.38 : x
  2. Step 2: Convert to fraction form
    11,001.17/15,181.53 = 5,965.38/x
  3. Step 3: Cross multiply
    11,001.17x = 15,181.53 × 5,965.38
  4. Step 4: Simplify right side
    11,001.17x = 90,563,630.25
  5. Step 5: Solve for x
    x = 90,563,630.25/11,001.17
  6. Step 6: Final answer
    x = 8,232.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.