Home / 3,762.96-5,193.20-2,191.16

Finding the Fourth Proportional to 3,762.96, 5,193.20 and 2,191.16

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Solution

The fourth proportional to 3,762.96, 5,193.20 and 2,191.16 is: 3,023.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762.96 : 5,193.20 = 2,191.16 : x
  2. Step 2: Convert to fraction form
    3,762.96/5,193.20 = 2,191.16/x
  3. Step 3: Cross multiply
    3,762.96x = 5,193.20 × 2,191.16
  4. Step 4: Simplify right side
    3,762.96x = 11,379,132.11
  5. Step 5: Solve for x
    x = 11,379,132.11/3,762.96
  6. Step 6: Final answer
    x = 3,023.98

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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.