Home / 6,600.24-9,108.12-3,806.16

Finding the Fourth Proportional to 6,600.24, 9,108.12 and 3,806.16

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Solution

The fourth proportional to 6,600.24, 9,108.12 and 3,806.16 is: 5,252.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.24 : 9,108.12 = 3,806.16 : x
  2. Step 2: Convert to fraction form
    6,600.24/9,108.12 = 3,806.16/x
  3. Step 3: Cross multiply
    6,600.24x = 9,108.12 × 3,806.16
  4. Step 4: Simplify right side
    6,600.24x = 34,666,962.02
  5. Step 5: Solve for x
    x = 34,666,962.02/6,600.24
  6. Step 6: Final answer
    x = 5,252.38

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.