Home / 3,445.24-5,167.78-848.20

Finding the Fourth Proportional to 3,445.24, 5,167.78 and 848.20

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Solution

The fourth proportional to 3,445.24, 5,167.78 and 848.20 is: 1,272.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.24 : 5,167.78 = 848.20 : x
  2. Step 2: Convert to fraction form
    3,445.24/5,167.78 = 848.20/x
  3. Step 3: Cross multiply
    3,445.24x = 5,167.78 × 848.20
  4. Step 4: Simplify right side
    3,445.24x = 4,383,311.00
  5. Step 5: Solve for x
    x = 4,383,311.00/3,445.24
  6. Step 6: Final answer
    x = 1,272.28

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1.5x scale

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.