Home / 4,138.43-6,209.60-1,674.95

Finding the Fourth Proportional to 4,138.43, 6,209.60 and 1,674.95

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Solution

The fourth proportional to 4,138.43, 6,209.60 and 1,674.95 is: 2,513.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.43 : 6,209.60 = 1,674.95 : x
  2. Step 2: Convert to fraction form
    4,138.43/6,209.60 = 1,674.95/x
  3. Step 3: Cross multiply
    4,138.43x = 6,209.60 × 1,674.95
  4. Step 4: Simplify right side
    4,138.43x = 10,400,730.10
  5. Step 5: Solve for x
    x = 10,400,730.10/4,138.43
  6. Step 6: Final answer
    x = 2,513.21

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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.