Home / 2,224.73-3,070.19-1,230.07

Finding the Fourth Proportional to 2,224.73, 3,070.19 and 1,230.07

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Solution

The fourth proportional to 2,224.73, 3,070.19 and 1,230.07 is: 1,697.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.73 : 3,070.19 = 1,230.07 : x
  2. Step 2: Convert to fraction form
    2,224.73/3,070.19 = 1,230.07/x
  3. Step 3: Cross multiply
    2,224.73x = 3,070.19 × 1,230.07
  4. Step 4: Simplify right side
    2,224.73x = 3,776,561.28
  5. Step 5: Solve for x
    x = 3,776,561.28/2,224.73
  6. Step 6: Final answer
    x = 1,697.54

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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.