Home / 3,749.16-5,620.06-2,102.10

Finding the Fourth Proportional to 3,749.16, 5,620.06 and 2,102.10

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Solution

The fourth proportional to 3,749.16, 5,620.06 and 2,102.10 is: 3,151.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.16 : 5,620.06 = 2,102.10 : x
  2. Step 2: Convert to fraction form
    3,749.16/5,620.06 = 2,102.10/x
  3. Step 3: Cross multiply
    3,749.16x = 5,620.06 × 2,102.10
  4. Step 4: Simplify right side
    3,749.16x = 11,813,928.13
  5. Step 5: Solve for x
    x = 11,813,928.13/3,749.16
  6. Step 6: Final answer
    x = 3,151.09

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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.