Home / 3,055.38-4,216.44-1,658.13

Finding the Fourth Proportional to 3,055.38, 4,216.44 and 1,658.13

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Solution

The fourth proportional to 3,055.38, 4,216.44 and 1,658.13 is: 2,288.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.38 : 4,216.44 = 1,658.13 : x
  2. Step 2: Convert to fraction form
    3,055.38/4,216.44 = 1,658.13/x
  3. Step 3: Cross multiply
    3,055.38x = 4,216.44 × 1,658.13
  4. Step 4: Simplify right side
    3,055.38x = 6,991,405.66
  5. Step 5: Solve for x
    x = 6,991,405.66/3,055.38
  6. Step 6: Final answer
    x = 2,288.23

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1.5x scale

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.