Home / 3,355.22-5,032.73-1,407.38

Finding the Fourth Proportional to 3,355.22, 5,032.73 and 1,407.38

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Solution

The fourth proportional to 3,355.22, 5,032.73 and 1,407.38 is: 2,111.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.22 : 5,032.73 = 1,407.38 : x
  2. Step 2: Convert to fraction form
    3,355.22/5,032.73 = 1,407.38/x
  3. Step 3: Cross multiply
    3,355.22x = 5,032.73 × 1,407.38
  4. Step 4: Simplify right side
    3,355.22x = 7,082,941.90
  5. Step 5: Solve for x
    x = 7,082,941.90/3,355.22
  6. Step 6: Final answer
    x = 2,111.02

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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.