Home / 10,827.11-16,247.03-6,878.19

Finding the Fourth Proportional to 10,827.11, 16,247.03 and 6,878.19

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Solution

The fourth proportional to 10,827.11, 16,247.03 and 6,878.19 is: 10,321.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,827.11 : 16,247.03 = 6,878.19 : x
  2. Step 2: Convert to fraction form
    10,827.11/16,247.03 = 6,878.19/x
  3. Step 3: Cross multiply
    10,827.11x = 16,247.03 × 6,878.19
  4. Step 4: Simplify right side
    10,827.11x = 111,750,159.28
  5. Step 5: Solve for x
    x = 111,750,159.28/10,827.11
  6. Step 6: Final answer
    x = 10,321.33

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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.