Home / 5,072.37-7,608.77-1,742.91

Finding the Fourth Proportional to 5,072.37, 7,608.77 and 1,742.91

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Solution

The fourth proportional to 5,072.37, 7,608.77 and 1,742.91 is: 2,614.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.37 : 7,608.77 = 1,742.91 : x
  2. Step 2: Convert to fraction form
    5,072.37/7,608.77 = 1,742.91/x
  3. Step 3: Cross multiply
    5,072.37x = 7,608.77 × 1,742.91
  4. Step 4: Simplify right side
    5,072.37x = 13,261,401.32
  5. Step 5: Solve for x
    x = 13,261,401.32/5,072.37
  6. Step 6: Final answer
    x = 2,614.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.