Home / 2,600.20-3,588.39-1,604.71

Finding the Fourth Proportional to 2,600.20, 3,588.39 and 1,604.71

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Solution

The fourth proportional to 2,600.20, 3,588.39 and 1,604.71 is: 2,214.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.20 : 3,588.39 = 1,604.71 : x
  2. Step 2: Convert to fraction form
    2,600.20/3,588.39 = 1,604.71/x
  3. Step 3: Cross multiply
    2,600.20x = 3,588.39 × 1,604.71
  4. Step 4: Simplify right side
    2,600.20x = 5,758,299.35
  5. Step 5: Solve for x
    x = 5,758,299.35/2,600.20
  6. Step 6: Final answer
    x = 2,214.56

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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.