Home / 8,584.74-12,869.70-3,323.43

Finding the Fourth Proportional to 8,584.74, 12,869.70 and 3,323.43

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Solution

The fourth proportional to 8,584.74, 12,869.70 and 3,323.43 is: 4,982.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584.74 : 12,869.70 = 3,323.43 : x
  2. Step 2: Convert to fraction form
    8,584.74/12,869.70 = 3,323.43/x
  3. Step 3: Cross multiply
    8,584.74x = 12,869.70 × 3,323.43
  4. Step 4: Simplify right side
    8,584.74x = 42,771,547.07
  5. Step 5: Solve for x
    x = 42,771,547.07/8,584.74
  6. Step 6: Final answer
    x = 4,982.28

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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.