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Finding the Fourth Proportional to 3,695.01, 5,099.16 and 2,203.79

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Solution

The fourth proportional to 3,695.01, 5,099.16 and 2,203.79 is: 3,041.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.01 : 5,099.16 = 2,203.79 : x
  2. Step 2: Convert to fraction form
    3,695.01/5,099.16 = 2,203.79/x
  3. Step 3: Cross multiply
    3,695.01x = 5,099.16 × 2,203.79
  4. Step 4: Simplify right side
    3,695.01x = 11,237,477.82
  5. Step 5: Solve for x
    x = 11,237,477.82/3,695.01
  6. Step 6: Final answer
    x = 3,041.26

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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.