Home / 7,945.98-11,916.69-3,202.13

Finding the Fourth Proportional to 7,945.98, 11,916.69 and 3,202.13

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Solution

The fourth proportional to 7,945.98, 11,916.69 and 3,202.13 is: 4,802.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.98 : 11,916.69 = 3,202.13 : x
  2. Step 2: Convert to fraction form
    7,945.98/11,916.69 = 3,202.13/x
  3. Step 3: Cross multiply
    7,945.98x = 11,916.69 × 3,202.13
  4. Step 4: Simplify right side
    7,945.98x = 38,158,730.97
  5. Step 5: Solve for x
    x = 38,158,730.97/7,945.98
  6. Step 6: Final answer
    x = 4,802.27

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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.