Home / 8,314.44-12,461.24-4,155.60

Finding the Fourth Proportional to 8,314.44, 12,461.24 and 4,155.60

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Solution

The fourth proportional to 8,314.44, 12,461.24 and 4,155.60 is: 6,228.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,314.44 : 12,461.24 = 4,155.60 : x
  2. Step 2: Convert to fraction form
    8,314.44/12,461.24 = 4,155.60/x
  3. Step 3: Cross multiply
    8,314.44x = 12,461.24 × 4,155.60
  4. Step 4: Simplify right side
    8,314.44x = 51,783,928.94
  5. Step 5: Solve for x
    x = 51,783,928.94/8,314.44
  6. Step 6: Final answer
    x = 6,228.19

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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.