Home / 6,117.72-9,166.20-2,993.64

Finding the Fourth Proportional to 6,117.72, 9,166.20 and 2,993.64

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Solution

The fourth proportional to 6,117.72, 9,166.20 and 2,993.64 is: 4,485.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.72 : 9,166.20 = 2,993.64 : x
  2. Step 2: Convert to fraction form
    6,117.72/9,166.20 = 2,993.64/x
  3. Step 3: Cross multiply
    6,117.72x = 9,166.20 × 2,993.64
  4. Step 4: Simplify right side
    6,117.72x = 27,440,302.97
  5. Step 5: Solve for x
    x = 27,440,302.97/6,117.72
  6. Step 6: Final answer
    x = 4,485.38

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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.