Home / 2,605.07-3,595.11-1,609.58

Finding the Fourth Proportional to 2,605.07, 3,595.11 and 1,609.58

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Solution

The fourth proportional to 2,605.07, 3,595.11 and 1,609.58 is: 2,221.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605.07 : 3,595.11 = 1,609.58 : x
  2. Step 2: Convert to fraction form
    2,605.07/3,595.11 = 1,609.58/x
  3. Step 3: Cross multiply
    2,605.07x = 3,595.11 × 1,609.58
  4. Step 4: Simplify right side
    2,605.07x = 5,786,617.15
  5. Step 5: Solve for x
    x = 5,786,617.15/2,605.07
  6. Step 6: Final answer
    x = 2,221.29

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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.