Home / 6,112.73-9,170.93-3,513.85

Finding the Fourth Proportional to 6,112.73, 9,170.93 and 3,513.85

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Solution

The fourth proportional to 6,112.73, 9,170.93 and 3,513.85 is: 5,271.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112.73 : 9,170.93 = 3,513.85 : x
  2. Step 2: Convert to fraction form
    6,112.73/9,170.93 = 3,513.85/x
  3. Step 3: Cross multiply
    6,112.73x = 9,170.93 × 3,513.85
  4. Step 4: Simplify right side
    6,112.73x = 32,225,208.96
  5. Step 5: Solve for x
    x = 32,225,208.96/6,112.73
  6. Step 6: Final answer
    x = 5,271.82

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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.