Home / 3,055.29-4,216.30-1,658.04

Finding the Fourth Proportional to 3,055.29, 4,216.30 and 1,658.04

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Solution

The fourth proportional to 3,055.29, 4,216.30 and 1,658.04 is: 2,288.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.29 : 4,216.30 = 1,658.04 : x
  2. Step 2: Convert to fraction form
    3,055.29/4,216.30 = 1,658.04/x
  3. Step 3: Cross multiply
    3,055.29x = 4,216.30 × 1,658.04
  4. Step 4: Simplify right side
    3,055.29x = 6,990,789.06
  5. Step 5: Solve for x
    x = 6,990,789.06/3,055.29
  6. Step 6: Final answer
    x = 2,288.09

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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.