Home / 4,118.03-6,176.43-3,429.13

Finding the Fourth Proportional to 4,118.03, 6,176.43 and 3,429.13

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Solution

The fourth proportional to 4,118.03, 6,176.43 and 3,429.13 is: 5,143.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.03 : 6,176.43 = 3,429.13 : x
  2. Step 2: Convert to fraction form
    4,118.03/6,176.43 = 3,429.13/x
  3. Step 3: Cross multiply
    4,118.03x = 6,176.43 × 3,429.13
  4. Step 4: Simplify right side
    4,118.03x = 21,179,781.41
  5. Step 5: Solve for x
    x = 21,179,781.41/4,118.03
  6. Step 6: Final answer
    x = 5,143.18

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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.