Home / 8,623.74-12,932.67-3,358.33

Finding the Fourth Proportional to 8,623.74, 12,932.67 and 3,358.33

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Solution

The fourth proportional to 8,623.74, 12,932.67 and 3,358.33 is: 5,036.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623.74 : 12,932.67 = 3,358.33 : x
  2. Step 2: Convert to fraction form
    8,623.74/12,932.67 = 3,358.33/x
  3. Step 3: Cross multiply
    8,623.74x = 12,932.67 × 3,358.33
  4. Step 4: Simplify right side
    8,623.74x = 43,432,173.64
  5. Step 5: Solve for x
    x = 43,432,173.64/8,623.74
  6. Step 6: Final answer
    x = 5,036.35

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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.