Home / 10,627.92-15,940.80-2,837.52

Finding the Fourth Proportional to 10,627.92, 15,940.80 and 2,837.52

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Solution

The fourth proportional to 10,627.92, 15,940.80 and 2,837.52 is: 4,255.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.92 : 15,940.80 = 2,837.52 : x
  2. Step 2: Convert to fraction form
    10,627.92/15,940.80 = 2,837.52/x
  3. Step 3: Cross multiply
    10,627.92x = 15,940.80 × 2,837.52
  4. Step 4: Simplify right side
    10,627.92x = 45,232,338.82
  5. Step 5: Solve for x
    x = 45,232,338.82/10,627.92
  6. Step 6: Final answer
    x = 4,255.99

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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.