Home / 8,223.58-12,328.00-2,957.35

Finding the Fourth Proportional to 8,223.58, 12,328.00 and 2,957.35

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Solution

The fourth proportional to 8,223.58, 12,328.00 and 2,957.35 is: 4,433.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,223.58 : 12,328.00 = 2,957.35 : x
  2. Step 2: Convert to fraction form
    8,223.58/12,328.00 = 2,957.35/x
  3. Step 3: Cross multiply
    8,223.58x = 12,328.00 × 2,957.35
  4. Step 4: Simplify right side
    8,223.58x = 36,458,178.37
  5. Step 5: Solve for x
    x = 36,458,178.37/8,223.58
  6. Step 6: Final answer
    x = 4,433.37

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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.