Home / 7,943.04-11,916.45-2,396.43

Finding the Fourth Proportional to 7,943.04, 11,916.45 and 2,396.43

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Solution

The fourth proportional to 7,943.04, 11,916.45 and 2,396.43 is: 3,595.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.04 : 11,916.45 = 2,396.43 : x
  2. Step 2: Convert to fraction form
    7,943.04/11,916.45 = 2,396.43/x
  3. Step 3: Cross multiply
    7,943.04x = 11,916.45 × 2,396.43
  4. Step 4: Simplify right side
    7,943.04x = 28,556,938.27
  5. Step 5: Solve for x
    x = 28,556,938.27/7,943.04
  6. Step 6: Final answer
    x = 3,595.22

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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.