Home / 4,952.72-6,838.96-3,540.80

Finding the Fourth Proportional to 4,952.72, 6,838.96 and 3,540.80

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Solution

The fourth proportional to 4,952.72, 6,838.96 and 3,540.80 is: 4,889.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,952.72 : 6,838.96 = 3,540.80 : x
  2. Step 2: Convert to fraction form
    4,952.72/6,838.96 = 3,540.80/x
  3. Step 3: Cross multiply
    4,952.72x = 6,838.96 × 3,540.80
  4. Step 4: Simplify right side
    4,952.72x = 24,215,389.57
  5. Step 5: Solve for x
    x = 24,215,389.57/4,952.72
  6. Step 6: Final answer
    x = 4,889.31

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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.