Home / 3,506.00-4,838.27-1,912.65

Finding the Fourth Proportional to 3,506.00, 4,838.27 and 1,912.65

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Solution

The fourth proportional to 3,506.00, 4,838.27 and 1,912.65 is: 2,639.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.00 : 4,838.27 = 1,912.65 : x
  2. Step 2: Convert to fraction form
    3,506.00/4,838.27 = 1,912.65/x
  3. Step 3: Cross multiply
    3,506.00x = 4,838.27 × 1,912.65
  4. Step 4: Simplify right side
    3,506.00x = 9,253,907.55
  5. Step 5: Solve for x
    x = 9,253,907.55/3,506.00
  6. Step 6: Final answer
    x = 2,639.45

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1.5x scale

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.