Home / 10,833.41-16,256.13-5,286.80

Finding the Fourth Proportional to 10,833.41, 16,256.13 and 5,286.80

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Solution

The fourth proportional to 10,833.41, 16,256.13 and 5,286.80 is: 7,933.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,833.41 : 16,256.13 = 5,286.80 : x
  2. Step 2: Convert to fraction form
    10,833.41/16,256.13 = 5,286.80/x
  3. Step 3: Cross multiply
    10,833.41x = 16,256.13 × 5,286.80
  4. Step 4: Simplify right side
    10,833.41x = 85,942,881.65
  5. Step 5: Solve for x
    x = 85,942,881.65/10,833.41
  6. Step 6: Final answer
    x = 7,933.13

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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.