Home / 4,110.75-6,168.86-1,513.69

Finding the Fourth Proportional to 4,110.75, 6,168.86 and 1,513.69

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Solution

The fourth proportional to 4,110.75, 6,168.86 and 1,513.69 is: 2,271.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110.75 : 6,168.86 = 1,513.69 : x
  2. Step 2: Convert to fraction form
    4,110.75/6,168.86 = 1,513.69/x
  3. Step 3: Cross multiply
    4,110.75x = 6,168.86 × 1,513.69
  4. Step 4: Simplify right side
    4,110.75x = 9,337,724.38
  5. Step 5: Solve for x
    x = 9,337,724.38/4,110.75
  6. Step 6: Final answer
    x = 2,271.54

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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.