Home / 4,796.90-6,619.87-2,643.67

Finding the Fourth Proportional to 4,796.90, 6,619.87 and 2,643.67

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Solution

The fourth proportional to 4,796.90, 6,619.87 and 2,643.67 is: 3,648.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,796.90 : 6,619.87 = 2,643.67 : x
  2. Step 2: Convert to fraction form
    4,796.90/6,619.87 = 2,643.67/x
  3. Step 3: Cross multiply
    4,796.90x = 6,619.87 × 2,643.67
  4. Step 4: Simplify right side
    4,796.90x = 17,500,751.72
  5. Step 5: Solve for x
    x = 17,500,751.72/4,796.90
  6. Step 6: Final answer
    x = 3,648.35

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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.