Home / 10,768.33-16,156.75-4,196.40

Finding the Fourth Proportional to 10,768.33, 16,156.75 and 4,196.40

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Solution

The fourth proportional to 10,768.33, 16,156.75 and 4,196.40 is: 6,296.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.33 : 16,156.75 = 4,196.40 : x
  2. Step 2: Convert to fraction form
    10,768.33/16,156.75 = 4,196.40/x
  3. Step 3: Cross multiply
    10,768.33x = 16,156.75 × 4,196.40
  4. Step 4: Simplify right side
    10,768.33x = 67,800,185.70
  5. Step 5: Solve for x
    x = 67,800,185.70/10,768.33
  6. Step 6: Final answer
    x = 6,296.26

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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.