Home / 5,643.01-7,790.06-3,757.73

Finding the Fourth Proportional to 5,643.01, 7,790.06 and 3,757.73

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Solution

The fourth proportional to 5,643.01, 7,790.06 and 3,757.73 is: 5,187.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.01 : 7,790.06 = 3,757.73 : x
  2. Step 2: Convert to fraction form
    5,643.01/7,790.06 = 3,757.73/x
  3. Step 3: Cross multiply
    5,643.01x = 7,790.06 × 3,757.73
  4. Step 4: Simplify right side
    5,643.01x = 29,272,971.03
  5. Step 5: Solve for x
    x = 29,272,971.03/5,643.01
  6. Step 6: Final answer
    x = 5,187.48

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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.