Home / 4,167.68-6,260.16-3,190.40

Finding the Fourth Proportional to 4,167.68, 6,260.16 and 3,190.40

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Solution

The fourth proportional to 4,167.68, 6,260.16 and 3,190.40 is: 4,792.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.68 : 6,260.16 = 3,190.40 : x
  2. Step 2: Convert to fraction form
    4,167.68/6,260.16 = 3,190.40/x
  3. Step 3: Cross multiply
    4,167.68x = 6,260.16 × 3,190.40
  4. Step 4: Simplify right side
    4,167.68x = 19,972,414.46
  5. Step 5: Solve for x
    x = 19,972,414.46/4,167.68
  6. Step 6: Final answer
    x = 4,792.21

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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.