Home / 6,749.74-10,128.03-4,553.86

Finding the Fourth Proportional to 6,749.74, 10,128.03 and 4,553.86

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Solution

The fourth proportional to 6,749.74, 10,128.03 and 4,553.86 is: 6,833.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.74 : 10,128.03 = 4,553.86 : x
  2. Step 2: Convert to fraction form
    6,749.74/10,128.03 = 4,553.86/x
  3. Step 3: Cross multiply
    6,749.74x = 10,128.03 × 4,553.86
  4. Step 4: Simplify right side
    6,749.74x = 46,121,557.29
  5. Step 5: Solve for x
    x = 46,121,557.29/6,749.74
  6. Step 6: Final answer
    x = 6,833.09

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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.