Home / 6,906.10-9,530.36-3,762.28

Finding the Fourth Proportional to 6,906.10, 9,530.36 and 3,762.28

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Solution

The fourth proportional to 6,906.10, 9,530.36 and 3,762.28 is: 5,191.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906.10 : 9,530.36 = 3,762.28 : x
  2. Step 2: Convert to fraction form
    6,906.10/9,530.36 = 3,762.28/x
  3. Step 3: Cross multiply
    6,906.10x = 9,530.36 × 3,762.28
  4. Step 4: Simplify right side
    6,906.10x = 35,855,882.82
  5. Step 5: Solve for x
    x = 35,855,882.82/6,906.10
  6. Step 6: Final answer
    x = 5,191.91

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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.