Home / 10,891.73-16,311.28-6,197.52

Finding the Fourth Proportional to 10,891.73, 16,311.28 and 6,197.52

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Solution

The fourth proportional to 10,891.73, 16,311.28 and 6,197.52 is: 9,281.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,891.73 : 16,311.28 = 6,197.52 : x
  2. Step 2: Convert to fraction form
    10,891.73/16,311.28 = 6,197.52/x
  3. Step 3: Cross multiply
    10,891.73x = 16,311.28 × 6,197.52
  4. Step 4: Simplify right side
    10,891.73x = 101,089,371.48
  5. Step 5: Solve for x
    x = 101,089,371.48/10,891.73
  6. Step 6: Final answer
    x = 9,281.30

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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.