Home / 5,485.58-8,223.45-2,022.02

Finding the Fourth Proportional to 5,485.58, 8,223.45 and 2,022.02

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Solution

The fourth proportional to 5,485.58, 8,223.45 and 2,022.02 is: 3,031.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.58 : 8,223.45 = 2,022.02 : x
  2. Step 2: Convert to fraction form
    5,485.58/8,223.45 = 2,022.02/x
  3. Step 3: Cross multiply
    5,485.58x = 8,223.45 × 2,022.02
  4. Step 4: Simplify right side
    5,485.58x = 16,627,980.37
  5. Step 5: Solve for x
    x = 16,627,980.37/5,485.58
  6. Step 6: Final answer
    x = 3,031.22

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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.