Home / 5,201.31-7,791.65-2,424.16

Finding the Fourth Proportional to 5,201.31, 7,791.65 and 2,424.16

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Solution

The fourth proportional to 5,201.31, 7,791.65 and 2,424.16 is: 3,631.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201.31 : 7,791.65 = 2,424.16 : x
  2. Step 2: Convert to fraction form
    5,201.31/7,791.65 = 2,424.16/x
  3. Step 3: Cross multiply
    5,201.31x = 7,791.65 × 2,424.16
  4. Step 4: Simplify right side
    5,201.31x = 18,888,206.26
  5. Step 5: Solve for x
    x = 18,888,206.26/5,201.31
  6. Step 6: Final answer
    x = 3,631.43

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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.