Home / 5,609.97-7,699.08-5,162.85

Finding the Fourth Proportional to 5,609.97, 7,699.08 and 5,162.85

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Solution

The fourth proportional to 5,609.97, 7,699.08 and 5,162.85 is: 7,085.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.97 : 7,699.08 = 5,162.85 : x
  2. Step 2: Convert to fraction form
    5,609.97/7,699.08 = 5,162.85/x
  3. Step 3: Cross multiply
    5,609.97x = 7,699.08 × 5,162.85
  4. Step 4: Simplify right side
    5,609.97x = 39,749,195.18
  5. Step 5: Solve for x
    x = 39,749,195.18/5,609.97
  6. Step 6: Final answer
    x = 7,085.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.