Home / 11,701.02-17,541.56-5,122.28

Finding the Fourth Proportional to 11,701.02, 17,541.56 and 5,122.28

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Solution

The fourth proportional to 11,701.02, 17,541.56 and 5,122.28 is: 7,679.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,701.02 : 17,541.56 = 5,122.28 : x
  2. Step 2: Convert to fraction form
    11,701.02/17,541.56 = 5,122.28/x
  3. Step 3: Cross multiply
    11,701.02x = 17,541.56 × 5,122.28
  4. Step 4: Simplify right side
    11,701.02x = 89,852,781.96
  5. Step 5: Solve for x
    x = 89,852,781.96/11,701.02
  6. Step 6: Final answer
    x = 7,679.06

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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.