Home / 4,739.42-6,540.32-2,615.16

Finding the Fourth Proportional to 4,739.42, 6,540.32 and 2,615.16

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Solution

The fourth proportional to 4,739.42, 6,540.32 and 2,615.16 is: 3,608.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.42 : 6,540.32 = 2,615.16 : x
  2. Step 2: Convert to fraction form
    4,739.42/6,540.32 = 2,615.16/x
  3. Step 3: Cross multiply
    4,739.42x = 6,540.32 × 2,615.16
  4. Step 4: Simplify right side
    4,739.42x = 17,103,983.25
  5. Step 5: Solve for x
    x = 17,103,983.25/4,739.42
  6. Step 6: Final answer
    x = 3,608.88

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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.