Home / 11,371.68-15,693.72-6,336.24

Finding the Fourth Proportional to 11,371.68, 15,693.72 and 6,336.24

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Solution

The fourth proportional to 11,371.68, 15,693.72 and 6,336.24 is: 8,744.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,371.68 : 15,693.72 = 6,336.24 : x
  2. Step 2: Convert to fraction form
    11,371.68/15,693.72 = 6,336.24/x
  3. Step 3: Cross multiply
    11,371.68x = 15,693.72 × 6,336.24
  4. Step 4: Simplify right side
    11,371.68x = 99,439,176.41
  5. Step 5: Solve for x
    x = 99,439,176.41/11,371.68
  6. Step 6: Final answer
    x = 8,744.46

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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.