Home / 4,739.76-6,540.72-2,615.36

Finding the Fourth Proportional to 4,739.76, 6,540.72 and 2,615.36

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Solution

The fourth proportional to 4,739.76, 6,540.72 and 2,615.36 is: 3,609.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.76 : 6,540.72 = 2,615.36 : x
  2. Step 2: Convert to fraction form
    4,739.76/6,540.72 = 2,615.36/x
  3. Step 3: Cross multiply
    4,739.76x = 6,540.72 × 2,615.36
  4. Step 4: Simplify right side
    4,739.76x = 17,106,337.46
  5. Step 5: Solve for x
    x = 17,106,337.46/4,739.76
  6. Step 6: Final answer
    x = 3,609.11

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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.