Home / 6,949.80-10,429.56-2,570.94

Finding the Fourth Proportional to 6,949.80, 10,429.56 and 2,570.94

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Solution

The fourth proportional to 6,949.80, 10,429.56 and 2,570.94 is: 3,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,949.80 : 10,429.56 = 2,570.94 : x
  2. Step 2: Convert to fraction form
    6,949.80/10,429.56 = 2,570.94/x
  3. Step 3: Cross multiply
    6,949.80x = 10,429.56 × 2,570.94
  4. Step 4: Simplify right side
    6,949.80x = 26,813,772.99
  5. Step 5: Solve for x
    x = 26,813,772.99/6,949.80
  6. Step 6: Final answer
    x = 3,858.21

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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.