Home / 6,279.07-9,418.67-1,896.57

Finding the Fourth Proportional to 6,279.07, 9,418.67 and 1,896.57

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Solution

The fourth proportional to 6,279.07, 9,418.67 and 1,896.57 is: 2,844.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279.07 : 9,418.67 = 1,896.57 : x
  2. Step 2: Convert to fraction form
    6,279.07/9,418.67 = 1,896.57/x
  3. Step 3: Cross multiply
    6,279.07x = 9,418.67 × 1,896.57
  4. Step 4: Simplify right side
    6,279.07x = 17,863,166.96
  5. Step 5: Solve for x
    x = 17,863,166.96/6,279.07
  6. Step 6: Final answer
    x = 2,844.87

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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.