Home / 4,102.77-5,660.10-2,611.44

Finding the Fourth Proportional to 4,102.77, 5,660.10 and 2,611.44

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Solution

The fourth proportional to 4,102.77, 5,660.10 and 2,611.44 is: 3,602.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.77 : 5,660.10 = 2,611.44 : x
  2. Step 2: Convert to fraction form
    4,102.77/5,660.10 = 2,611.44/x
  3. Step 3: Cross multiply
    4,102.77x = 5,660.10 × 2,611.44
  4. Step 4: Simplify right side
    4,102.77x = 14,781,011.54
  5. Step 5: Solve for x
    x = 14,781,011.54/4,102.77
  6. Step 6: Final answer
    x = 3,602.69

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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.