Home / 3,331.63-4,997.71-1,357.39

Finding the Fourth Proportional to 3,331.63, 4,997.71 and 1,357.39

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Solution

The fourth proportional to 3,331.63, 4,997.71 and 1,357.39 is: 2,036.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.63 : 4,997.71 = 1,357.39 : x
  2. Step 2: Convert to fraction form
    3,331.63/4,997.71 = 1,357.39/x
  3. Step 3: Cross multiply
    3,331.63x = 4,997.71 × 1,357.39
  4. Step 4: Simplify right side
    3,331.63x = 6,783,816.59
  5. Step 5: Solve for x
    x = 6,783,816.59/3,331.63
  6. Step 6: Final answer
    x = 2,036.19

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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.