Home / 4,073.09-5,621.00-3,190.19

Finding the Fourth Proportional to 4,073.09, 5,621.00 and 3,190.19

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Solution

The fourth proportional to 4,073.09, 5,621.00 and 3,190.19 is: 4,402.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.09 : 5,621.00 = 3,190.19 : x
  2. Step 2: Convert to fraction form
    4,073.09/5,621.00 = 3,190.19/x
  3. Step 3: Cross multiply
    4,073.09x = 5,621.00 × 3,190.19
  4. Step 4: Simplify right side
    4,073.09x = 17,932,013.93
  5. Step 5: Solve for x
    x = 17,932,013.93/4,073.09
  6. Step 6: Final answer
    x = 4,402.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.