Home / 4,880.64-6,732.39-2,993.07

Finding the Fourth Proportional to 4,880.64, 6,732.39 and 2,993.07

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Solution

The fourth proportional to 4,880.64, 6,732.39 and 2,993.07 is: 4,128.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.64 : 6,732.39 = 2,993.07 : x
  2. Step 2: Convert to fraction form
    4,880.64/6,732.39 = 2,993.07/x
  3. Step 3: Cross multiply
    4,880.64x = 6,732.39 × 2,993.07
  4. Step 4: Simplify right side
    4,880.64x = 20,150,514.54
  5. Step 5: Solve for x
    x = 20,150,514.54/4,880.64
  6. Step 6: Final answer
    x = 4,128.66

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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.