Home / 3,039.30-4,194.32-1,712.93

Finding the Fourth Proportional to 3,039.30, 4,194.32 and 1,712.93

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Solution

The fourth proportional to 3,039.30, 4,194.32 and 1,712.93 is: 2,363.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.30 : 4,194.32 = 1,712.93 : x
  2. Step 2: Convert to fraction form
    3,039.30/4,194.32 = 1,712.93/x
  3. Step 3: Cross multiply
    3,039.30x = 4,194.32 × 1,712.93
  4. Step 4: Simplify right side
    3,039.30x = 7,184,576.56
  5. Step 5: Solve for x
    x = 7,184,576.56/3,039.30
  6. Step 6: Final answer
    x = 2,363.89

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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.