Home / 3,958.75-5,461.53-2,542.06

Finding the Fourth Proportional to 3,958.75, 5,461.53 and 2,542.06

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Solution

The fourth proportional to 3,958.75, 5,461.53 and 2,542.06 is: 3,507.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.75 : 5,461.53 = 2,542.06 : x
  2. Step 2: Convert to fraction form
    3,958.75/5,461.53 = 2,542.06/x
  3. Step 3: Cross multiply
    3,958.75x = 5,461.53 × 2,542.06
  4. Step 4: Simplify right side
    3,958.75x = 13,883,536.95
  5. Step 5: Solve for x
    x = 13,883,536.95/3,958.75
  6. Step 6: Final answer
    x = 3,507.05

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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.