Home / 3,412.76-5,112.93-2,370.56

Finding the Fourth Proportional to 3,412.76, 5,112.93 and 2,370.56

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Solution

The fourth proportional to 3,412.76, 5,112.93 and 2,370.56 is: 3,551.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412.76 : 5,112.93 = 2,370.56 : x
  2. Step 2: Convert to fraction form
    3,412.76/5,112.93 = 2,370.56/x
  3. Step 3: Cross multiply
    3,412.76x = 5,112.93 × 2,370.56
  4. Step 4: Simplify right side
    3,412.76x = 12,120,507.34
  5. Step 5: Solve for x
    x = 12,120,507.34/3,412.76
  6. Step 6: Final answer
    x = 3,551.53

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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.