Home / 7,515.23-11,269.73-2,834.44

Finding the Fourth Proportional to 7,515.23, 11,269.73 and 2,834.44

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Solution

The fourth proportional to 7,515.23, 11,269.73 and 2,834.44 is: 4,250.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515.23 : 11,269.73 = 2,834.44 : x
  2. Step 2: Convert to fraction form
    7,515.23/11,269.73 = 2,834.44/x
  3. Step 3: Cross multiply
    7,515.23x = 11,269.73 × 2,834.44
  4. Step 4: Simplify right side
    7,515.23x = 31,943,415.81
  5. Step 5: Solve for x
    x = 31,943,415.81/7,515.23
  6. Step 6: Final answer
    x = 4,250.49

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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.