Home / 8,977.44-13,467.60-2,820

Finding the Fourth Proportional to 8,977.44, 13,467.60 and 2,820

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Solution

The fourth proportional to 8,977.44, 13,467.60 and 2,820 is: 4,230.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.44 : 13,467.60 = 2,820 : x
  2. Step 2: Convert to fraction form
    8,977.44/13,467.60 = 2,820/x
  3. Step 3: Cross multiply
    8,977.44x = 13,467.60 × 2,820
  4. Step 4: Simplify right side
    8,977.44x = 37,978,632
  5. Step 5: Solve for x
    x = 37,978,632/8,977.44
  6. Step 6: Final answer
    x = 4,230.45

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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.