Home / 4,179.45-5,767.30-2,291.00

Finding the Fourth Proportional to 4,179.45, 5,767.30 and 2,291.00

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Solution

The fourth proportional to 4,179.45, 5,767.30 and 2,291.00 is: 3,161.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.45 : 5,767.30 = 2,291.00 : x
  2. Step 2: Convert to fraction form
    4,179.45/5,767.30 = 2,291.00/x
  3. Step 3: Cross multiply
    4,179.45x = 5,767.30 × 2,291.00
  4. Step 4: Simplify right side
    4,179.45x = 13,212,866.44
  5. Step 5: Solve for x
    x = 13,212,866.44/4,179.45
  6. Step 6: Final answer
    x = 3,161.39

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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.