Home / 3,357.47-4,633.86-2,797.05

Finding the Fourth Proportional to 3,357.47, 4,633.86 and 2,797.05

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Solution

The fourth proportional to 3,357.47, 4,633.86 and 2,797.05 is: 3,860.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.47 : 4,633.86 = 2,797.05 : x
  2. Step 2: Convert to fraction form
    3,357.47/4,633.86 = 2,797.05/x
  3. Step 3: Cross multiply
    3,357.47x = 4,633.86 × 2,797.05
  4. Step 4: Simplify right side
    3,357.47x = 12,961,138.11
  5. Step 5: Solve for x
    x = 12,961,138.11/3,357.47
  6. Step 6: Final answer
    x = 3,860.39

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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.