Home / 3,032.79-4,157.96-2,977.43

Finding the Fourth Proportional to 3,032.79, 4,157.96 and 2,977.43

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Solution

The fourth proportional to 3,032.79, 4,157.96 and 2,977.43 is: 4,082.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032.79 : 4,157.96 = 2,977.43 : x
  2. Step 2: Convert to fraction form
    3,032.79/4,157.96 = 2,977.43/x
  3. Step 3: Cross multiply
    3,032.79x = 4,157.96 × 2,977.43
  4. Step 4: Simplify right side
    3,032.79x = 12,380,042.62
  5. Step 5: Solve for x
    x = 12,380,042.62/3,032.79
  6. Step 6: Final answer
    x = 4,082.06

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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.