Home / 3,669.13-5,504.81-1,330.24

Finding the Fourth Proportional to 3,669.13, 5,504.81 and 1,330.24

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Solution

The fourth proportional to 3,669.13, 5,504.81 and 1,330.24 is: 1,995.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.13 : 5,504.81 = 1,330.24 : x
  2. Step 2: Convert to fraction form
    3,669.13/5,504.81 = 1,330.24/x
  3. Step 3: Cross multiply
    3,669.13x = 5,504.81 × 1,330.24
  4. Step 4: Simplify right side
    3,669.13x = 7,322,718.45
  5. Step 5: Solve for x
    x = 7,322,718.45/3,669.13
  6. Step 6: Final answer
    x = 1,995.76

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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.