Home / 2,609.55-3,599.27-1,901.61

Finding the Fourth Proportional to 2,609.55, 3,599.27 and 1,901.61

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Solution

The fourth proportional to 2,609.55, 3,599.27 and 1,901.61 is: 2,622.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,609.55 : 3,599.27 = 1,901.61 : x
  2. Step 2: Convert to fraction form
    2,609.55/3,599.27 = 1,901.61/x
  3. Step 3: Cross multiply
    2,609.55x = 3,599.27 × 1,901.61
  4. Step 4: Simplify right side
    2,609.55x = 6,844,407.82
  5. Step 5: Solve for x
    x = 6,844,407.82/2,609.55
  6. Step 6: Final answer
    x = 2,622.83

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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.