Home / 5,283.52-7,918.39-2,943.43

Finding the Fourth Proportional to 5,283.52, 7,918.39 and 2,943.43

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Solution

The fourth proportional to 5,283.52, 7,918.39 and 2,943.43 is: 4,411.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.52 : 7,918.39 = 2,943.43 : x
  2. Step 2: Convert to fraction form
    5,283.52/7,918.39 = 2,943.43/x
  3. Step 3: Cross multiply
    5,283.52x = 7,918.39 × 2,943.43
  4. Step 4: Simplify right side
    5,283.52x = 23,307,210.56
  5. Step 5: Solve for x
    x = 23,307,210.56/5,283.52
  6. Step 6: Final answer
    x = 4,411.31

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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.