Home / 4,757.40-7,134.26-2,415.48

Finding the Fourth Proportional to 4,757.40, 7,134.26 and 2,415.48

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Solution

The fourth proportional to 4,757.40, 7,134.26 and 2,415.48 is: 3,622.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.40 : 7,134.26 = 2,415.48 : x
  2. Step 2: Convert to fraction form
    4,757.40/7,134.26 = 2,415.48/x
  3. Step 3: Cross multiply
    4,757.40x = 7,134.26 × 2,415.48
  4. Step 4: Simplify right side
    4,757.40x = 17,232,662.34
  5. Step 5: Solve for x
    x = 17,232,662.34/4,757.40
  6. Step 6: Final answer
    x = 3,622.29

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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.