Home / 5,645.06-8,462.74-2,725.42

Finding the Fourth Proportional to 5,645.06, 8,462.74 and 2,725.42

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Solution

The fourth proportional to 5,645.06, 8,462.74 and 2,725.42 is: 4,085.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.06 : 8,462.74 = 2,725.42 : x
  2. Step 2: Convert to fraction form
    5,645.06/8,462.74 = 2,725.42/x
  3. Step 3: Cross multiply
    5,645.06x = 8,462.74 × 2,725.42
  4. Step 4: Simplify right side
    5,645.06x = 23,064,520.85
  5. Step 5: Solve for x
    x = 23,064,520.85/5,645.06
  6. Step 6: Final answer
    x = 4,085.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.