Home / 11,742.02-17,612.16-4,343.02

Finding the Fourth Proportional to 11,742.02, 17,612.16 and 4,343.02

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Solution

The fourth proportional to 11,742.02, 17,612.16 and 4,343.02 is: 6,514.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.02 : 17,612.16 = 4,343.02 : x
  2. Step 2: Convert to fraction form
    11,742.02/17,612.16 = 4,343.02/x
  3. Step 3: Cross multiply
    11,742.02x = 17,612.16 × 4,343.02
  4. Step 4: Simplify right side
    11,742.02x = 76,489,963.12
  5. Step 5: Solve for x
    x = 76,489,963.12/11,742.02
  6. Step 6: Final answer
    x = 6,514.21

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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.