Home / 4,055.52-5,591.50-3,308.72

Finding the Fourth Proportional to 4,055.52, 5,591.50 and 3,308.72

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Solution

The fourth proportional to 4,055.52, 5,591.50 and 3,308.72 is: 4,561.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,055.52 : 5,591.50 = 3,308.72 : x
  2. Step 2: Convert to fraction form
    4,055.52/5,591.50 = 3,308.72/x
  3. Step 3: Cross multiply
    4,055.52x = 5,591.50 × 3,308.72
  4. Step 4: Simplify right side
    4,055.52x = 18,500,707.88
  5. Step 5: Solve for x
    x = 18,500,707.88/4,055.52
  6. Step 6: Final answer
    x = 4,561.86

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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.