Home / 3,358.16-4,634.28-1,961.60

Finding the Fourth Proportional to 3,358.16, 4,634.28 and 1,961.60

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Solution

The fourth proportional to 3,358.16, 4,634.28 and 1,961.60 is: 2,707.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.16 : 4,634.28 = 1,961.60 : x
  2. Step 2: Convert to fraction form
    3,358.16/4,634.28 = 1,961.60/x
  3. Step 3: Cross multiply
    3,358.16x = 4,634.28 × 1,961.60
  4. Step 4: Simplify right side
    3,358.16x = 9,090,603.65
  5. Step 5: Solve for x
    x = 9,090,603.65/3,358.16
  6. Step 6: Final answer
    x = 2,707.02

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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.