Home / 4,739.51-6,540.65-2,615.09

Finding the Fourth Proportional to 4,739.51, 6,540.65 and 2,615.09

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Solution

The fourth proportional to 4,739.51, 6,540.65 and 2,615.09 is: 3,608.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.51 : 6,540.65 = 2,615.09 : x
  2. Step 2: Convert to fraction form
    4,739.51/6,540.65 = 2,615.09/x
  3. Step 3: Cross multiply
    4,739.51x = 6,540.65 × 2,615.09
  4. Step 4: Simplify right side
    4,739.51x = 17,104,352.44
  5. Step 5: Solve for x
    x = 17,104,352.44/4,739.51
  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.