Home / 10,249.36-15,376.50-3,323.86

Finding the Fourth Proportional to 10,249.36, 15,376.50 and 3,323.86

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Solution

The fourth proportional to 10,249.36, 15,376.50 and 3,323.86 is: 4,986.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.36 : 15,376.50 = 3,323.86 : x
  2. Step 2: Convert to fraction form
    10,249.36/15,376.50 = 3,323.86/x
  3. Step 3: Cross multiply
    10,249.36x = 15,376.50 × 3,323.86
  4. Step 4: Simplify right side
    10,249.36x = 51,109,333.29
  5. Step 5: Solve for x
    x = 51,109,333.29/10,249.36
  6. Step 6: Final answer
    x = 4,986.59

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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.