Home / 10,236.86-15,360.24-4,976.36

Finding the Fourth Proportional to 10,236.86, 15,360.24 and 4,976.36

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Solution

The fourth proportional to 10,236.86, 15,360.24 and 4,976.36 is: 7,466.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,236.86 : 15,360.24 = 4,976.36 : x
  2. Step 2: Convert to fraction form
    10,236.86/15,360.24 = 4,976.36/x
  3. Step 3: Cross multiply
    10,236.86x = 15,360.24 × 4,976.36
  4. Step 4: Simplify right side
    10,236.86x = 76,438,007.13
  5. Step 5: Solve for x
    x = 76,438,007.13/10,236.86
  6. Step 6: Final answer
    x = 7,466.94

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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.