Home / 6,111.36-9,170.40-3,192.24

Finding the Fourth Proportional to 6,111.36, 9,170.40 and 3,192.24

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Solution

The fourth proportional to 6,111.36, 9,170.40 and 3,192.24 is: 4,790.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111.36 : 9,170.40 = 3,192.24 : x
  2. Step 2: Convert to fraction form
    6,111.36/9,170.40 = 3,192.24/x
  3. Step 3: Cross multiply
    6,111.36x = 9,170.40 × 3,192.24
  4. Step 4: Simplify right side
    6,111.36x = 29,274,117.70
  5. Step 5: Solve for x
    x = 29,274,117.70/6,111.36
  6. Step 6: Final answer
    x = 4,790.12

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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.