Home / 4,307-5,942.70-2,538.68

Finding the Fourth Proportional to 4,307, 5,942.70 and 2,538.68

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Solution

The fourth proportional to 4,307, 5,942.70 and 2,538.68 is: 3,502.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307 : 5,942.70 = 2,538.68 : x
  2. Step 2: Convert to fraction form
    4,307/5,942.70 = 2,538.68/x
  3. Step 3: Cross multiply
    4,307x = 5,942.70 × 2,538.68
  4. Step 4: Simplify right side
    4,307x = 15,086,613.64
  5. Step 5: Solve for x
    x = 15,086,613.64/4,307
  6. Step 6: Final answer
    x = 3,502.81

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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.