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Finding the Fourth Proportional to 3,410.61, 4,695.26 and 3,253.87

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Solution

The fourth proportional to 3,410.61, 4,695.26 and 3,253.87 is: 4,479.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.61 : 4,695.26 = 3,253.87 : x
  2. Step 2: Convert to fraction form
    3,410.61/4,695.26 = 3,253.87/x
  3. Step 3: Cross multiply
    3,410.61x = 4,695.26 × 3,253.87
  4. Step 4: Simplify right side
    3,410.61x = 15,277,765.66
  5. Step 5: Solve for x
    x = 15,277,765.66/3,410.61
  6. Step 6: Final answer
    x = 4,479.48

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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.