Home / 10,360.52-15,542.40-3,436.64

Finding the Fourth Proportional to 10,360.52, 15,542.40 and 3,436.64

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Solution

The fourth proportional to 10,360.52, 15,542.40 and 3,436.64 is: 5,155.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360.52 : 15,542.40 = 3,436.64 : x
  2. Step 2: Convert to fraction form
    10,360.52/15,542.40 = 3,436.64/x
  3. Step 3: Cross multiply
    10,360.52x = 15,542.40 × 3,436.64
  4. Step 4: Simplify right side
    10,360.52x = 53,413,633.54
  5. Step 5: Solve for x
    x = 53,413,633.54/10,360.52
  6. Step 6: Final answer
    x = 5,155.50

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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.