Home / 7,274.38-10,042.48-4,896.86

Finding the Fourth Proportional to 7,274.38, 10,042.48 and 4,896.86

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Solution

The fourth proportional to 7,274.38, 10,042.48 and 4,896.86 is: 6,760.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274.38 : 10,042.48 = 4,896.86 : x
  2. Step 2: Convert to fraction form
    7,274.38/10,042.48 = 4,896.86/x
  3. Step 3: Cross multiply
    7,274.38x = 10,042.48 × 4,896.86
  4. Step 4: Simplify right side
    7,274.38x = 49,176,556.16
  5. Step 5: Solve for x
    x = 49,176,556.16/7,274.38
  6. Step 6: Final answer
    x = 6,760.24

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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.