Home / 4,445.42-6,135.86-2,765.87

Finding the Fourth Proportional to 4,445.42, 6,135.86 and 2,765.87

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Solution

The fourth proportional to 4,445.42, 6,135.86 and 2,765.87 is: 3,817.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.42 : 6,135.86 = 2,765.87 : x
  2. Step 2: Convert to fraction form
    4,445.42/6,135.86 = 2,765.87/x
  3. Step 3: Cross multiply
    4,445.42x = 6,135.86 × 2,765.87
  4. Step 4: Simplify right side
    4,445.42x = 16,970,991.10
  5. Step 5: Solve for x
    x = 16,970,991.10/4,445.42
  6. Step 6: Final answer
    x = 3,817.64

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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.