Home / 5,322.07-7,982.19-1,522.45

Finding the Fourth Proportional to 5,322.07, 7,982.19 and 1,522.45

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Solution

The fourth proportional to 5,322.07, 7,982.19 and 1,522.45 is: 2,283.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.07 : 7,982.19 = 1,522.45 : x
  2. Step 2: Convert to fraction form
    5,322.07/7,982.19 = 1,522.45/x
  3. Step 3: Cross multiply
    5,322.07x = 7,982.19 × 1,522.45
  4. Step 4: Simplify right side
    5,322.07x = 12,152,485.17
  5. Step 5: Solve for x
    x = 12,152,485.17/5,322.07
  6. Step 6: Final answer
    x = 2,283.41

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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.