Home / 7,049.22-9,725.72-4,064.66

Finding the Fourth Proportional to 7,049.22, 9,725.72 and 4,064.66

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Solution

The fourth proportional to 7,049.22, 9,725.72 and 4,064.66 is: 5,607.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,049.22 : 9,725.72 = 4,064.66 : x
  2. Step 2: Convert to fraction form
    7,049.22/9,725.72 = 4,064.66/x
  3. Step 3: Cross multiply
    7,049.22x = 9,725.72 × 4,064.66
  4. Step 4: Simplify right side
    7,049.22x = 39,531,745.06
  5. Step 5: Solve for x
    x = 39,531,745.06/7,049.22
  6. Step 6: Final answer
    x = 5,607.96

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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.