Home / 7,251.67-10,007.51-4,107.86

Finding the Fourth Proportional to 7,251.67, 10,007.51 and 4,107.86

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Solution

The fourth proportional to 7,251.67, 10,007.51 and 4,107.86 is: 5,668.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.67 : 10,007.51 = 4,107.86 : x
  2. Step 2: Convert to fraction form
    7,251.67/10,007.51 = 4,107.86/x
  3. Step 3: Cross multiply
    7,251.67x = 10,007.51 × 4,107.86
  4. Step 4: Simplify right side
    7,251.67x = 41,109,379.45
  5. Step 5: Solve for x
    x = 41,109,379.45/7,251.67
  6. Step 6: Final answer
    x = 5,668.96

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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.