Home / 5,679.22-7,840.58-3,797.03

Finding the Fourth Proportional to 5,679.22, 7,840.58 and 3,797.03

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Solution

The fourth proportional to 5,679.22, 7,840.58 and 3,797.03 is: 5,242.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679.22 : 7,840.58 = 3,797.03 : x
  2. Step 2: Convert to fraction form
    5,679.22/7,840.58 = 3,797.03/x
  3. Step 3: Cross multiply
    5,679.22x = 7,840.58 × 3,797.03
  4. Step 4: Simplify right side
    5,679.22x = 29,770,898.49
  5. Step 5: Solve for x
    x = 29,770,898.49/5,679.22
  6. Step 6: Final answer
    x = 5,242.08

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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.