Home / 4,785.69-7,180.00-2,447.34

Finding the Fourth Proportional to 4,785.69, 7,180.00 and 2,447.34

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Solution

The fourth proportional to 4,785.69, 7,180.00 and 2,447.34 is: 3,671.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.69 : 7,180.00 = 2,447.34 : x
  2. Step 2: Convert to fraction form
    4,785.69/7,180.00 = 2,447.34/x
  3. Step 3: Cross multiply
    4,785.69x = 7,180.00 × 2,447.34
  4. Step 4: Simplify right side
    4,785.69x = 17,571,922.31
  5. Step 5: Solve for x
    x = 17,571,922.31/4,785.69
  6. Step 6: Final answer
    x = 3,671.76

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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.