Home / 5,328.34-7,982.27-2,981.22

Finding the Fourth Proportional to 5,328.34, 7,982.27 and 2,981.22

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Solution

The fourth proportional to 5,328.34, 7,982.27 and 2,981.22 is: 4,466.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.34 : 7,982.27 = 2,981.22 : x
  2. Step 2: Convert to fraction form
    5,328.34/7,982.27 = 2,981.22/x
  3. Step 3: Cross multiply
    5,328.34x = 7,982.27 × 2,981.22
  4. Step 4: Simplify right side
    5,328.34x = 23,796,869.31
  5. Step 5: Solve for x
    x = 23,796,869.31/5,328.34
  6. Step 6: Final answer
    x = 4,466.10

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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.