Home / 11,372.36-15,693.71-6,336.56

Finding the Fourth Proportional to 11,372.36, 15,693.71 and 6,336.56

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Solution

The fourth proportional to 11,372.36, 15,693.71 and 6,336.56 is: 8,744.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.36 : 15,693.71 = 6,336.56 : x
  2. Step 2: Convert to fraction form
    11,372.36/15,693.71 = 6,336.56/x
  3. Step 3: Cross multiply
    11,372.36x = 15,693.71 × 6,336.56
  4. Step 4: Simplify right side
    11,372.36x = 99,444,024.89
  5. Step 5: Solve for x
    x = 99,444,024.89/11,372.36
  6. Step 6: Final answer
    x = 8,744.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.