Home / 3,549.81-4,896.81-2,223.24

Finding the Fourth Proportional to 3,549.81, 4,896.81 and 2,223.24

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Solution

The fourth proportional to 3,549.81, 4,896.81 and 2,223.24 is: 3,066.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.81 : 4,896.81 = 2,223.24 : x
  2. Step 2: Convert to fraction form
    3,549.81/4,896.81 = 2,223.24/x
  3. Step 3: Cross multiply
    3,549.81x = 4,896.81 × 2,223.24
  4. Step 4: Simplify right side
    3,549.81x = 10,886,783.86
  5. Step 5: Solve for x
    x = 10,886,783.86/3,549.81
  6. Step 6: Final answer
    x = 3,066.86

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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.