Home / 3,449.22-4,759.83-1,877.28

Finding the Fourth Proportional to 3,449.22, 4,759.83 and 1,877.28

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Solution

The fourth proportional to 3,449.22, 4,759.83 and 1,877.28 is: 2,590.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.22 : 4,759.83 = 1,877.28 : x
  2. Step 2: Convert to fraction form
    3,449.22/4,759.83 = 1,877.28/x
  3. Step 3: Cross multiply
    3,449.22x = 4,759.83 × 1,877.28
  4. Step 4: Simplify right side
    3,449.22x = 8,935,533.66
  5. Step 5: Solve for x
    x = 8,935,533.66/3,449.22
  6. Step 6: Final answer
    x = 2,590.60

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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.