Home / 5,821.84-8,733.75-2,129.23

Finding the Fourth Proportional to 5,821.84, 8,733.75 and 2,129.23

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Solution

The fourth proportional to 5,821.84, 8,733.75 and 2,129.23 is: 3,194.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.84 : 8,733.75 = 2,129.23 : x
  2. Step 2: Convert to fraction form
    5,821.84/8,733.75 = 2,129.23/x
  3. Step 3: Cross multiply
    5,821.84x = 8,733.75 × 2,129.23
  4. Step 4: Simplify right side
    5,821.84x = 18,596,162.51
  5. Step 5: Solve for x
    x = 18,596,162.51/5,821.84
  6. Step 6: Final answer
    x = 3,194.21

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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.