Home / 2,195.04-3,287.87-1,776.77

Finding the Fourth Proportional to 2,195.04, 3,287.87 and 1,776.77

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Solution

The fourth proportional to 2,195.04, 3,287.87 and 1,776.77 is: 2,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.04 : 3,287.87 = 1,776.77 : x
  2. Step 2: Convert to fraction form
    2,195.04/3,287.87 = 1,776.77/x
  3. Step 3: Cross multiply
    2,195.04x = 3,287.87 × 1,776.77
  4. Step 4: Simplify right side
    2,195.04x = 5,841,785.00
  5. Step 5: Solve for x
    x = 5,841,785.00/2,195.04
  6. Step 6: Final answer
    x = 2,661.35

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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.