Home / 2,611.50-3,602.52-1,772.24

Finding the Fourth Proportional to 2,611.50, 3,602.52 and 1,772.24

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Solution

The fourth proportional to 2,611.50, 3,602.52 and 1,772.24 is: 2,444.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611.50 : 3,602.52 = 1,772.24 : x
  2. Step 2: Convert to fraction form
    2,611.50/3,602.52 = 1,772.24/x
  3. Step 3: Cross multiply
    2,611.50x = 3,602.52 × 1,772.24
  4. Step 4: Simplify right side
    2,611.50x = 6,384,530.04
  5. Step 5: Solve for x
    x = 6,384,530.04/2,611.50
  6. Step 6: Final answer
    x = 2,444.78

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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.