Home / 2,945.50-4,406.91-2,924.44

Finding the Fourth Proportional to 2,945.50, 4,406.91 and 2,924.44

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Solution

The fourth proportional to 2,945.50, 4,406.91 and 2,924.44 is: 4,375.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.50 : 4,406.91 = 2,924.44 : x
  2. Step 2: Convert to fraction form
    2,945.50/4,406.91 = 2,924.44/x
  3. Step 3: Cross multiply
    2,945.50x = 4,406.91 × 2,924.44
  4. Step 4: Simplify right side
    2,945.50x = 12,887,743.88
  5. Step 5: Solve for x
    x = 12,887,743.88/2,945.50
  6. Step 6: Final answer
    x = 4,375.40

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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.