Home / 4,730.13-7,085.37-3,997.15

Finding the Fourth Proportional to 4,730.13, 7,085.37 and 3,997.15

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Solution

The fourth proportional to 4,730.13, 7,085.37 and 3,997.15 is: 5,987.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,730.13 : 7,085.37 = 3,997.15 : x
  2. Step 2: Convert to fraction form
    4,730.13/7,085.37 = 3,997.15/x
  3. Step 3: Cross multiply
    4,730.13x = 7,085.37 × 3,997.15
  4. Step 4: Simplify right side
    4,730.13x = 28,321,283.97
  5. Step 5: Solve for x
    x = 28,321,283.97/4,730.13
  6. Step 6: Final answer
    x = 5,987.42

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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.