Home / 4,262.03-6,391.86-2,699.69

Finding the Fourth Proportional to 4,262.03, 6,391.86 and 2,699.69

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Solution

The fourth proportional to 4,262.03, 6,391.86 and 2,699.69 is: 4,048.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262.03 : 6,391.86 = 2,699.69 : x
  2. Step 2: Convert to fraction form
    4,262.03/6,391.86 = 2,699.69/x
  3. Step 3: Cross multiply
    4,262.03x = 6,391.86 × 2,699.69
  4. Step 4: Simplify right side
    4,262.03x = 17,256,040.52
  5. Step 5: Solve for x
    x = 17,256,040.52/4,262.03
  6. Step 6: Final answer
    x = 4,048.78

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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.