Home / 3,631.84-5,011.96-1,975.84

Finding the Fourth Proportional to 3,631.84, 5,011.96 and 1,975.84

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Solution

The fourth proportional to 3,631.84, 5,011.96 and 1,975.84 is: 2,726.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.84 : 5,011.96 = 1,975.84 : x
  2. Step 2: Convert to fraction form
    3,631.84/5,011.96 = 1,975.84/x
  3. Step 3: Cross multiply
    3,631.84x = 5,011.96 × 1,975.84
  4. Step 4: Simplify right side
    3,631.84x = 9,902,831.05
  5. Step 5: Solve for x
    x = 9,902,831.05/3,631.84
  6. Step 6: Final answer
    x = 2,726.67

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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.