Home / 3,619.49-5,430.03-2,060.23

Finding the Fourth Proportional to 3,619.49, 5,430.03 and 2,060.23

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Solution

The fourth proportional to 3,619.49, 5,430.03 and 2,060.23 is: 3,090.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.49 : 5,430.03 = 2,060.23 : x
  2. Step 2: Convert to fraction form
    3,619.49/5,430.03 = 2,060.23/x
  3. Step 3: Cross multiply
    3,619.49x = 5,430.03 × 2,060.23
  4. Step 4: Simplify right side
    3,619.49x = 11,187,078.41
  5. Step 5: Solve for x
    x = 11,187,078.41/3,619.49
  6. Step 6: Final answer
    x = 3,090.79

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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.