Home / 2,611.12-3,594.30-2,278.96

Finding the Fourth Proportional to 2,611.12, 3,594.30 and 2,278.96

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Solution

The fourth proportional to 2,611.12, 3,594.30 and 2,278.96 is: 3,137.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611.12 : 3,594.30 = 2,278.96 : x
  2. Step 2: Convert to fraction form
    2,611.12/3,594.30 = 2,278.96/x
  3. Step 3: Cross multiply
    2,611.12x = 3,594.30 × 2,278.96
  4. Step 4: Simplify right side
    2,611.12x = 8,191,265.93
  5. Step 5: Solve for x
    x = 8,191,265.93/2,611.12
  6. Step 6: Final answer
    x = 3,137.07

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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.