Home / 4,974.65-6,865.05-2,705.99

Finding the Fourth Proportional to 4,974.65, 6,865.05 and 2,705.99

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Solution

The fourth proportional to 4,974.65, 6,865.05 and 2,705.99 is: 3,734.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.65 : 6,865.05 = 2,705.99 : x
  2. Step 2: Convert to fraction form
    4,974.65/6,865.05 = 2,705.99/x
  3. Step 3: Cross multiply
    4,974.65x = 6,865.05 × 2,705.99
  4. Step 4: Simplify right side
    4,974.65x = 18,576,756.65
  5. Step 5: Solve for x
    x = 18,576,756.65/4,974.65
  6. Step 6: Final answer
    x = 3,734.28

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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.