Home / 10,766.66-16,140.87-4,197.44

Finding the Fourth Proportional to 10,766.66, 16,140.87 and 4,197.44

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Solution

The fourth proportional to 10,766.66, 16,140.87 and 4,197.44 is: 6,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766.66 : 16,140.87 = 4,197.44 : x
  2. Step 2: Convert to fraction form
    10,766.66/16,140.87 = 4,197.44/x
  3. Step 3: Cross multiply
    10,766.66x = 16,140.87 × 4,197.44
  4. Step 4: Simplify right side
    10,766.66x = 67,750,333.37
  5. Step 5: Solve for x
    x = 67,750,333.37/10,766.66
  6. Step 6: Final answer
    x = 6,292.60

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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.