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Finding the Fourth Proportional to 5,969.56, 8,954.34 and 1,809.52

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Solution

The fourth proportional to 5,969.56, 8,954.34 and 1,809.52 is: 2,714.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,969.56 : 8,954.34 = 1,809.52 : x
  2. Step 2: Convert to fraction form
    5,969.56/8,954.34 = 1,809.52/x
  3. Step 3: Cross multiply
    5,969.56x = 8,954.34 × 1,809.52
  4. Step 4: Simplify right side
    5,969.56x = 16,203,057.32
  5. Step 5: Solve for x
    x = 16,203,057.32/5,969.56
  6. Step 6: Final answer
    x = 2,714.28

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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.