Home / 3,281.77-4,922.59-1,090.52

Finding the Fourth Proportional to 3,281.77, 4,922.59 and 1,090.52

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Solution

The fourth proportional to 3,281.77, 4,922.59 and 1,090.52 is: 1,635.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.77 : 4,922.59 = 1,090.52 : x
  2. Step 2: Convert to fraction form
    3,281.77/4,922.59 = 1,090.52/x
  3. Step 3: Cross multiply
    3,281.77x = 4,922.59 × 1,090.52
  4. Step 4: Simplify right side
    3,281.77x = 5,368,182.85
  5. Step 5: Solve for x
    x = 5,368,182.85/3,281.77
  6. Step 6: Final answer
    x = 1,635.76

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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.