Home / 5,134.36-7,661.26-4,820.92

Finding the Fourth Proportional to 5,134.36, 7,661.26 and 4,820.92

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Solution

The fourth proportional to 5,134.36, 7,661.26 and 4,820.92 is: 7,193.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.36 : 7,661.26 = 4,820.92 : x
  2. Step 2: Convert to fraction form
    5,134.36/7,661.26 = 4,820.92/x
  3. Step 3: Cross multiply
    5,134.36x = 7,661.26 × 4,820.92
  4. Step 4: Simplify right side
    5,134.36x = 36,934,321.56
  5. Step 5: Solve for x
    x = 36,934,321.56/5,134.36
  6. Step 6: Final answer
    x = 7,193.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.