Home / 4,283.75-6,422.49-2,893.64

Finding the Fourth Proportional to 4,283.75, 6,422.49 and 2,893.64

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Solution

The fourth proportional to 4,283.75, 6,422.49 and 2,893.64 is: 4,338.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.75 : 6,422.49 = 2,893.64 : x
  2. Step 2: Convert to fraction form
    4,283.75/6,422.49 = 2,893.64/x
  3. Step 3: Cross multiply
    4,283.75x = 6,422.49 × 2,893.64
  4. Step 4: Simplify right side
    4,283.75x = 18,584,341.85
  5. Step 5: Solve for x
    x = 18,584,341.85/4,283.75
  6. Step 6: Final answer
    x = 4,338.34

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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.