Home / 6,600.16-9,108.36-3,767.48

Finding the Fourth Proportional to 6,600.16, 9,108.36 and 3,767.48

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Solution

The fourth proportional to 6,600.16, 9,108.36 and 3,767.48 is: 5,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.16 : 9,108.36 = 3,767.48 : x
  2. Step 2: Convert to fraction form
    6,600.16/9,108.36 = 3,767.48/x
  3. Step 3: Cross multiply
    6,600.16x = 9,108.36 × 3,767.48
  4. Step 4: Simplify right side
    6,600.16x = 34,315,564.13
  5. Step 5: Solve for x
    x = 34,315,564.13/6,600.16
  6. Step 6: Final answer
    x = 5,199.20

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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.