Home / 11,397.02-17,095.43-3,999.75

Finding the Fourth Proportional to 11,397.02, 17,095.43 and 3,999.75

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Solution

The fourth proportional to 11,397.02, 17,095.43 and 3,999.75 is: 5,999.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,397.02 : 17,095.43 = 3,999.75 : x
  2. Step 2: Convert to fraction form
    11,397.02/17,095.43 = 3,999.75/x
  3. Step 3: Cross multiply
    11,397.02x = 17,095.43 × 3,999.75
  4. Step 4: Simplify right side
    11,397.02x = 68,377,446.14
  5. Step 5: Solve for x
    x = 68,377,446.14/11,397.02
  6. Step 6: Final answer
    x = 5,999.59

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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.