Home / 11,575.50-15,974.21-6,270.33

Finding the Fourth Proportional to 11,575.50, 15,974.21 and 6,270.33

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Solution

The fourth proportional to 11,575.50, 15,974.21 and 6,270.33 is: 8,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,575.50 : 15,974.21 = 6,270.33 : x
  2. Step 2: Convert to fraction form
    11,575.50/15,974.21 = 6,270.33/x
  3. Step 3: Cross multiply
    11,575.50x = 15,974.21 × 6,270.33
  4. Step 4: Simplify right side
    11,575.50x = 100,163,568.19
  5. Step 5: Solve for x
    x = 100,163,568.19/11,575.50
  6. Step 6: Final answer
    x = 8,653.07

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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.