Home / 3,619.58-5,430.15-2,060.33

Finding the Fourth Proportional to 3,619.58, 5,430.15 and 2,060.33

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Solution

The fourth proportional to 3,619.58, 5,430.15 and 2,060.33 is: 3,090.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.58 : 5,430.15 = 2,060.33 : x
  2. Step 2: Convert to fraction form
    3,619.58/5,430.15 = 2,060.33/x
  3. Step 3: Cross multiply
    3,619.58x = 5,430.15 × 2,060.33
  4. Step 4: Simplify right side
    3,619.58x = 11,187,873.80
  5. Step 5: Solve for x
    x = 11,187,873.80/3,619.58
  6. Step 6: Final answer
    x = 3,090.94

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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.