Home / 5,134.22-7,085.25-3,246.63

Finding the Fourth Proportional to 5,134.22, 7,085.25 and 3,246.63

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Solution

The fourth proportional to 5,134.22, 7,085.25 and 3,246.63 is: 4,480.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.22 : 7,085.25 = 3,246.63 : x
  2. Step 2: Convert to fraction form
    5,134.22/7,085.25 = 3,246.63/x
  3. Step 3: Cross multiply
    5,134.22x = 7,085.25 × 3,246.63
  4. Step 4: Simplify right side
    5,134.22x = 23,003,185.21
  5. Step 5: Solve for x
    x = 23,003,185.21/5,134.22
  6. Step 6: Final answer
    x = 4,480.37

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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.