Home / 5,425.74-8,179.27-5,064.07

Finding the Fourth Proportional to 5,425.74, 8,179.27 and 5,064.07

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Solution

The fourth proportional to 5,425.74, 8,179.27 and 5,064.07 is: 7,634.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.74 : 8,179.27 = 5,064.07 : x
  2. Step 2: Convert to fraction form
    5,425.74/8,179.27 = 5,064.07/x
  3. Step 3: Cross multiply
    5,425.74x = 8,179.27 × 5,064.07
  4. Step 4: Simplify right side
    5,425.74x = 41,420,406.54
  5. Step 5: Solve for x
    x = 41,420,406.54/5,425.74
  6. Step 6: Final answer
    x = 7,634.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.