Home / 4,461.50-6,131.10-3,620.42

Finding the Fourth Proportional to 4,461.50, 6,131.10 and 3,620.42

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Solution

The fourth proportional to 4,461.50, 6,131.10 and 3,620.42 is: 4,975.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,461.50 : 6,131.10 = 3,620.42 : x
  2. Step 2: Convert to fraction form
    4,461.50/6,131.10 = 3,620.42/x
  3. Step 3: Cross multiply
    4,461.50x = 6,131.10 × 3,620.42
  4. Step 4: Simplify right side
    4,461.50x = 22,197,157.06
  5. Step 5: Solve for x
    x = 22,197,157.06/4,461.50
  6. Step 6: Final answer
    x = 4,975.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.