Home / 6,117.45-9,169.91-4,143.29

Finding the Fourth Proportional to 6,117.45, 9,169.91 and 4,143.29

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Solution

The fourth proportional to 6,117.45, 9,169.91 and 4,143.29 is: 6,210.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.45 : 9,169.91 = 4,143.29 : x
  2. Step 2: Convert to fraction form
    6,117.45/9,169.91 = 4,143.29/x
  3. Step 3: Cross multiply
    6,117.45x = 9,169.91 × 4,143.29
  4. Step 4: Simplify right side
    6,117.45x = 37,993,529.84
  5. Step 5: Solve for x
    x = 37,993,529.84/6,117.45
  6. Step 6: Final answer
    x = 6,210.68

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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.