Home / 4,941.45-7,397.78-3,883.05

Finding the Fourth Proportional to 4,941.45, 7,397.78 and 3,883.05

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Solution

The fourth proportional to 4,941.45, 7,397.78 and 3,883.05 is: 5,813.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.45 : 7,397.78 = 3,883.05 : x
  2. Step 2: Convert to fraction form
    4,941.45/7,397.78 = 3,883.05/x
  3. Step 3: Cross multiply
    4,941.45x = 7,397.78 × 3,883.05
  4. Step 4: Simplify right side
    4,941.45x = 28,725,930.21
  5. Step 5: Solve for x
    x = 28,725,930.21/4,941.45
  6. Step 6: Final answer
    x = 5,813.26

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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.