Home / 5,577.78-8,366.64-1,682.04

Finding the Fourth Proportional to 5,577.78, 8,366.64 and 1,682.04

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Solution

The fourth proportional to 5,577.78, 8,366.64 and 1,682.04 is: 2,523.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.78 : 8,366.64 = 1,682.04 : x
  2. Step 2: Convert to fraction form
    5,577.78/8,366.64 = 1,682.04/x
  3. Step 3: Cross multiply
    5,577.78x = 8,366.64 × 1,682.04
  4. Step 4: Simplify right side
    5,577.78x = 14,073,023.15
  5. Step 5: Solve for x
    x = 14,073,023.15/5,577.78
  6. Step 6: Final answer
    x = 2,523.05

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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.