Home / 5,739.09-8,607.45-2,618.22

Finding the Fourth Proportional to 5,739.09, 8,607.45 and 2,618.22

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Solution

The fourth proportional to 5,739.09, 8,607.45 and 2,618.22 is: 3,926.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.09 : 8,607.45 = 2,618.22 : x
  2. Step 2: Convert to fraction form
    5,739.09/8,607.45 = 2,618.22/x
  3. Step 3: Cross multiply
    5,739.09x = 8,607.45 × 2,618.22
  4. Step 4: Simplify right side
    5,739.09x = 22,536,197.74
  5. Step 5: Solve for x
    x = 22,536,197.74/5,739.09
  6. Step 6: Final answer
    x = 3,926.79

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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.