Home / 4,078.44-6,117.64-1,156.72

Finding the Fourth Proportional to 4,078.44, 6,117.64 and 1,156.72

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Solution

The fourth proportional to 4,078.44, 6,117.64 and 1,156.72 is: 1,735.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.44 : 6,117.64 = 1,156.72 : x
  2. Step 2: Convert to fraction form
    4,078.44/6,117.64 = 1,156.72/x
  3. Step 3: Cross multiply
    4,078.44x = 6,117.64 × 1,156.72
  4. Step 4: Simplify right side
    4,078.44x = 7,076,396.54
  5. Step 5: Solve for x
    x = 7,076,396.54/4,078.44
  6. Step 6: Final answer
    x = 1,735.07

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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.