Home / 6,651.83-9,176.69-4,880.36

Finding the Fourth Proportional to 6,651.83, 9,176.69 and 4,880.36

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Solution

The fourth proportional to 6,651.83, 9,176.69 and 4,880.36 is: 6,732.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651.83 : 9,176.69 = 4,880.36 : x
  2. Step 2: Convert to fraction form
    6,651.83/9,176.69 = 4,880.36/x
  3. Step 3: Cross multiply
    6,651.83x = 9,176.69 × 4,880.36
  4. Step 4: Simplify right side
    6,651.83x = 44,785,480.52
  5. Step 5: Solve for x
    x = 44,785,480.52/6,651.83
  6. Step 6: Final answer
    x = 6,732.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.