Home / 5,114.28-7,058.52-3,018.42

Finding the Fourth Proportional to 5,114.28, 7,058.52 and 3,018.42

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Solution

The fourth proportional to 5,114.28, 7,058.52 and 3,018.42 is: 4,165.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.28 : 7,058.52 = 3,018.42 : x
  2. Step 2: Convert to fraction form
    5,114.28/7,058.52 = 3,018.42/x
  3. Step 3: Cross multiply
    5,114.28x = 7,058.52 × 3,018.42
  4. Step 4: Simplify right side
    5,114.28x = 21,305,577.94
  5. Step 5: Solve for x
    x = 21,305,577.94/5,114.28
  6. Step 6: Final answer
    x = 4,165.90

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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.