Home / 4,216.36-6,313.50-2,751.40

Finding the Fourth Proportional to 4,216.36, 6,313.50 and 2,751.40

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Solution

The fourth proportional to 4,216.36, 6,313.50 and 2,751.40 is: 4,119.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.36 : 6,313.50 = 2,751.40 : x
  2. Step 2: Convert to fraction form
    4,216.36/6,313.50 = 2,751.40/x
  3. Step 3: Cross multiply
    4,216.36x = 6,313.50 × 2,751.40
  4. Step 4: Simplify right side
    4,216.36x = 17,370,963.90
  5. Step 5: Solve for x
    x = 17,370,963.90/4,216.36
  6. Step 6: Final answer
    x = 4,119.90

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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.