Home / 4,555.41-6,289.19-2,986.23

Finding the Fourth Proportional to 4,555.41, 6,289.19 and 2,986.23

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Solution

The fourth proportional to 4,555.41, 6,289.19 and 2,986.23 is: 4,122.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,555.41 : 6,289.19 = 2,986.23 : x
  2. Step 2: Convert to fraction form
    4,555.41/6,289.19 = 2,986.23/x
  3. Step 3: Cross multiply
    4,555.41x = 6,289.19 × 2,986.23
  4. Step 4: Simplify right side
    4,555.41x = 18,781,004.50
  5. Step 5: Solve for x
    x = 18,781,004.50/4,555.41
  6. Step 6: Final answer
    x = 4,122.79

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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.