Home / 11,711.35-17,567.04-2,946.20

Finding the Fourth Proportional to 11,711.35, 17,567.04 and 2,946.20

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Solution

The fourth proportional to 11,711.35, 17,567.04 and 2,946.20 is: 4,419.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,711.35 : 17,567.04 = 2,946.20 : x
  2. Step 2: Convert to fraction form
    11,711.35/17,567.04 = 2,946.20/x
  3. Step 3: Cross multiply
    11,711.35x = 17,567.04 × 2,946.20
  4. Step 4: Simplify right side
    11,711.35x = 51,756,013.25
  5. Step 5: Solve for x
    x = 51,756,013.25/11,711.35
  6. Step 6: Final answer
    x = 4,419.31

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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.