Home / 2,146.94-3,220.22-1,458.03

Finding the Fourth Proportional to 2,146.94, 3,220.22 and 1,458.03

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Solution

The fourth proportional to 2,146.94, 3,220.22 and 1,458.03 is: 2,186.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146.94 : 3,220.22 = 1,458.03 : x
  2. Step 2: Convert to fraction form
    2,146.94/3,220.22 = 1,458.03/x
  3. Step 3: Cross multiply
    2,146.94x = 3,220.22 × 1,458.03
  4. Step 4: Simplify right side
    2,146.94x = 4,695,181.01
  5. Step 5: Solve for x
    x = 4,695,181.01/2,146.94
  6. Step 6: Final answer
    x = 2,186.92

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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.