Home / 8,834.67-13,250.79-2,990.52

Finding the Fourth Proportional to 8,834.67, 13,250.79 and 2,990.52

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Solution

The fourth proportional to 8,834.67, 13,250.79 and 2,990.52 is: 4,485.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.67 : 13,250.79 = 2,990.52 : x
  2. Step 2: Convert to fraction form
    8,834.67/13,250.79 = 2,990.52/x
  3. Step 3: Cross multiply
    8,834.67x = 13,250.79 × 2,990.52
  4. Step 4: Simplify right side
    8,834.67x = 39,626,752.51
  5. Step 5: Solve for x
    x = 39,626,752.51/8,834.67
  6. Step 6: Final answer
    x = 4,485.37

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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.