Home / 10,216.23-14,103.78-6,876.60

Finding the Fourth Proportional to 10,216.23, 14,103.78 and 6,876.60

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Solution

The fourth proportional to 10,216.23, 14,103.78 and 6,876.60 is: 9,493.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,216.23 : 14,103.78 = 6,876.60 : x
  2. Step 2: Convert to fraction form
    10,216.23/14,103.78 = 6,876.60/x
  3. Step 3: Cross multiply
    10,216.23x = 14,103.78 × 6,876.60
  4. Step 4: Simplify right side
    10,216.23x = 96,986,053.55
  5. Step 5: Solve for x
    x = 96,986,053.55/10,216.23
  6. Step 6: Final answer
    x = 9,493.33

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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.