Home / 3,674.70-5,514.36-2,290.74

Finding the Fourth Proportional to 3,674.70, 5,514.36 and 2,290.74

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Solution

The fourth proportional to 3,674.70, 5,514.36 and 2,290.74 is: 3,437.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.70 : 5,514.36 = 2,290.74 : x
  2. Step 2: Convert to fraction form
    3,674.70/5,514.36 = 2,290.74/x
  3. Step 3: Cross multiply
    3,674.70x = 5,514.36 × 2,290.74
  4. Step 4: Simplify right side
    3,674.70x = 12,631,965.03
  5. Step 5: Solve for x
    x = 12,631,965.03/3,674.70
  6. Step 6: Final answer
    x = 3,437.55

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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.