Home / 2,189.94-3,283.71-1,497.39

Finding the Fourth Proportional to 2,189.94, 3,283.71 and 1,497.39

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Solution

The fourth proportional to 2,189.94, 3,283.71 and 1,497.39 is: 2,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189.94 : 3,283.71 = 1,497.39 : x
  2. Step 2: Convert to fraction form
    2,189.94/3,283.71 = 1,497.39/x
  3. Step 3: Cross multiply
    2,189.94x = 3,283.71 × 1,497.39
  4. Step 4: Simplify right side
    2,189.94x = 4,916,994.52
  5. Step 5: Solve for x
    x = 4,916,994.52/2,189.94
  6. Step 6: Final answer
    x = 2,245.26

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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.