Home / 4,739.62-6,540.63-2,615.17

Finding the Fourth Proportional to 4,739.62, 6,540.63 and 2,615.17

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Solution

The fourth proportional to 4,739.62, 6,540.63 and 2,615.17 is: 3,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.62 : 6,540.63 = 2,615.17 : x
  2. Step 2: Convert to fraction form
    4,739.62/6,540.63 = 2,615.17/x
  3. Step 3: Cross multiply
    4,739.62x = 6,540.63 × 2,615.17
  4. Step 4: Simplify right side
    4,739.62x = 17,104,820.93
  5. Step 5: Solve for x
    x = 17,104,820.93/4,739.62
  6. Step 6: Final answer
    x = 3,608.90

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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.