Home / 9,821.84-14,724.05-3,580.70

Finding the Fourth Proportional to 9,821.84, 14,724.05 and 3,580.70

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Solution

The fourth proportional to 9,821.84, 14,724.05 and 3,580.70 is: 5,367.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821.84 : 14,724.05 = 3,580.70 : x
  2. Step 2: Convert to fraction form
    9,821.84/14,724.05 = 3,580.70/x
  3. Step 3: Cross multiply
    9,821.84x = 14,724.05 × 3,580.70
  4. Step 4: Simplify right side
    9,821.84x = 52,722,314.31
  5. Step 5: Solve for x
    x = 52,722,314.31/9,821.84
  6. Step 6: Final answer
    x = 5,367.87

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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.