Home / 5,050.17-6,969.45-2,811.96

Finding the Fourth Proportional to 5,050.17, 6,969.45 and 2,811.96

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Solution

The fourth proportional to 5,050.17, 6,969.45 and 2,811.96 is: 3,880.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.17 : 6,969.45 = 2,811.96 : x
  2. Step 2: Convert to fraction form
    5,050.17/6,969.45 = 2,811.96/x
  3. Step 3: Cross multiply
    5,050.17x = 6,969.45 × 2,811.96
  4. Step 4: Simplify right side
    5,050.17x = 19,597,814.62
  5. Step 5: Solve for x
    x = 19,597,814.62/5,050.17
  6. Step 6: Final answer
    x = 3,880.62

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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.