Home / 6,391.93-9,586.69-2,175.38

Finding the Fourth Proportional to 6,391.93, 9,586.69 and 2,175.38

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Solution

The fourth proportional to 6,391.93, 9,586.69 and 2,175.38 is: 3,262.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391.93 : 9,586.69 = 2,175.38 : x
  2. Step 2: Convert to fraction form
    6,391.93/9,586.69 = 2,175.38/x
  3. Step 3: Cross multiply
    6,391.93x = 9,586.69 × 2,175.38
  4. Step 4: Simplify right side
    6,391.93x = 20,854,693.69
  5. Step 5: Solve for x
    x = 20,854,693.69/6,391.93
  6. Step 6: Final answer
    x = 3,262.66

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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.