Home / 2,272.77-3,405.94-1,808.48

Finding the Fourth Proportional to 2,272.77, 3,405.94 and 1,808.48

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Solution

The fourth proportional to 2,272.77, 3,405.94 and 1,808.48 is: 2,710.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.77 : 3,405.94 = 1,808.48 : x
  2. Step 2: Convert to fraction form
    2,272.77/3,405.94 = 1,808.48/x
  3. Step 3: Cross multiply
    2,272.77x = 3,405.94 × 1,808.48
  4. Step 4: Simplify right side
    2,272.77x = 6,159,574.37
  5. Step 5: Solve for x
    x = 6,159,574.37/2,272.77
  6. Step 6: Final answer
    x = 2,710.16

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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.