Home / 6,118.64-9,178.16-1,736.44

Finding the Fourth Proportional to 6,118.64, 9,178.16 and 1,736.44

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Solution

The fourth proportional to 6,118.64, 9,178.16 and 1,736.44 is: 2,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.64 : 9,178.16 = 1,736.44 : x
  2. Step 2: Convert to fraction form
    6,118.64/9,178.16 = 1,736.44/x
  3. Step 3: Cross multiply
    6,118.64x = 9,178.16 × 1,736.44
  4. Step 4: Simplify right side
    6,118.64x = 15,937,324.15
  5. Step 5: Solve for x
    x = 15,937,324.15/6,118.64
  6. Step 6: Final answer
    x = 2,604.72

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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.