Home / 4,153.77-6,239.70-2,511.09

Finding the Fourth Proportional to 4,153.77, 6,239.70 and 2,511.09

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Solution

The fourth proportional to 4,153.77, 6,239.70 and 2,511.09 is: 3,772.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.77 : 6,239.70 = 2,511.09 : x
  2. Step 2: Convert to fraction form
    4,153.77/6,239.70 = 2,511.09/x
  3. Step 3: Cross multiply
    4,153.77x = 6,239.70 × 2,511.09
  4. Step 4: Simplify right side
    4,153.77x = 15,668,448.27
  5. Step 5: Solve for x
    x = 15,668,448.27/4,153.77
  6. Step 6: Final answer
    x = 3,772.10

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1.5x scale

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.