Home / 3,102.16-4,281.01-1,704.91

Finding the Fourth Proportional to 3,102.16, 4,281.01 and 1,704.91

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Solution

The fourth proportional to 3,102.16, 4,281.01 and 1,704.91 is: 2,352.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102.16 : 4,281.01 = 1,704.91 : x
  2. Step 2: Convert to fraction form
    3,102.16/4,281.01 = 1,704.91/x
  3. Step 3: Cross multiply
    3,102.16x = 4,281.01 × 1,704.91
  4. Step 4: Simplify right side
    3,102.16x = 7,298,736.76
  5. Step 5: Solve for x
    x = 7,298,736.76/3,102.16
  6. Step 6: Final answer
    x = 2,352.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.