Home / 6,117.40-9,171.06-2,418.04

Finding the Fourth Proportional to 6,117.40, 9,171.06 and 2,418.04

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Solution

The fourth proportional to 6,117.40, 9,171.06 and 2,418.04 is: 3,625.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.40 : 9,171.06 = 2,418.04 : x
  2. Step 2: Convert to fraction form
    6,117.40/9,171.06 = 2,418.04/x
  3. Step 3: Cross multiply
    6,117.40x = 9,171.06 × 2,418.04
  4. Step 4: Simplify right side
    6,117.40x = 22,175,989.92
  5. Step 5: Solve for x
    x = 22,175,989.92/6,117.40
  6. Step 6: Final answer
    x = 3,625.07

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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.