Home / 5,567.56-7,684.55-3,679.22

Finding the Fourth Proportional to 5,567.56, 7,684.55 and 3,679.22

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Solution

The fourth proportional to 5,567.56, 7,684.55 and 3,679.22 is: 5,078.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,567.56 : 7,684.55 = 3,679.22 : x
  2. Step 2: Convert to fraction form
    5,567.56/7,684.55 = 3,679.22/x
  3. Step 3: Cross multiply
    5,567.56x = 7,684.55 × 3,679.22
  4. Step 4: Simplify right side
    5,567.56x = 28,273,150.05
  5. Step 5: Solve for x
    x = 28,273,150.05/5,567.56
  6. Step 6: Final answer
    x = 5,078.19

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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.