Home / 4,538.80-6,811.14-1,941.70

Finding the Fourth Proportional to 4,538.80, 6,811.14 and 1,941.70

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Solution

The fourth proportional to 4,538.80, 6,811.14 and 1,941.70 is: 2,913.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.80 : 6,811.14 = 1,941.70 : x
  2. Step 2: Convert to fraction form
    4,538.80/6,811.14 = 1,941.70/x
  3. Step 3: Cross multiply
    4,538.80x = 6,811.14 × 1,941.70
  4. Step 4: Simplify right side
    4,538.80x = 13,225,190.54
  5. Step 5: Solve for x
    x = 13,225,190.54/4,538.80
  6. Step 6: Final answer
    x = 2,913.81

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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.