Home / 8,477.37-12,715.38-3,797.64

Finding the Fourth Proportional to 8,477.37, 12,715.38 and 3,797.64

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Solution

The fourth proportional to 8,477.37, 12,715.38 and 3,797.64 is: 5,696.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477.37 : 12,715.38 = 3,797.64 : x
  2. Step 2: Convert to fraction form
    8,477.37/12,715.38 = 3,797.64/x
  3. Step 3: Cross multiply
    8,477.37x = 12,715.38 × 3,797.64
  4. Step 4: Simplify right side
    8,477.37x = 48,288,435.70
  5. Step 5: Solve for x
    x = 48,288,435.70/8,477.37
  6. Step 6: Final answer
    x = 5,696.16

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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.