Home / 3,106.08-4,661.01-1,132.11

Finding the Fourth Proportional to 3,106.08, 4,661.01 and 1,132.11

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Solution

The fourth proportional to 3,106.08, 4,661.01 and 1,132.11 is: 1,698.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.08 : 4,661.01 = 1,132.11 : x
  2. Step 2: Convert to fraction form
    3,106.08/4,661.01 = 1,132.11/x
  3. Step 3: Cross multiply
    3,106.08x = 4,661.01 × 1,132.11
  4. Step 4: Simplify right side
    3,106.08x = 5,276,776.03
  5. Step 5: Solve for x
    x = 5,276,776.03/3,106.08
  6. Step 6: Final answer
    x = 1,698.85

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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.