Home / 3,675.79-5,514.44-1,210.75

Finding the Fourth Proportional to 3,675.79, 5,514.44 and 1,210.75

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Solution

The fourth proportional to 3,675.79, 5,514.44 and 1,210.75 is: 1,816.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.79 : 5,514.44 = 1,210.75 : x
  2. Step 2: Convert to fraction form
    3,675.79/5,514.44 = 1,210.75/x
  3. Step 3: Cross multiply
    3,675.79x = 5,514.44 × 1,210.75
  4. Step 4: Simplify right side
    3,675.79x = 6,676,608.23
  5. Step 5: Solve for x
    x = 6,676,608.23/3,675.79
  6. Step 6: Final answer
    x = 1,816.37

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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.