Home / 11,711.53-17,569.64-4,316.03

Finding the Fourth Proportional to 11,711.53, 17,569.64 and 4,316.03

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Solution

The fourth proportional to 11,711.53, 17,569.64 and 4,316.03 is: 6,474.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,711.53 : 17,569.64 = 4,316.03 : x
  2. Step 2: Convert to fraction form
    11,711.53/17,569.64 = 4,316.03/x
  3. Step 3: Cross multiply
    11,711.53x = 17,569.64 × 4,316.03
  4. Step 4: Simplify right side
    11,711.53x = 75,831,016.27
  5. Step 5: Solve for x
    x = 75,831,016.27/11,711.53
  6. Step 6: Final answer
    x = 6,474.90

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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.