Home / 4,943.40-6,782.92-4,896.96

Finding the Fourth Proportional to 4,943.40, 6,782.92 and 4,896.96

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Solution

The fourth proportional to 4,943.40, 6,782.92 and 4,896.96 is: 6,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.40 : 6,782.92 = 4,896.96 : x
  2. Step 2: Convert to fraction form
    4,943.40/6,782.92 = 4,896.96/x
  3. Step 3: Cross multiply
    4,943.40x = 6,782.92 × 4,896.96
  4. Step 4: Simplify right side
    4,943.40x = 33,215,675.68
  5. Step 5: Solve for x
    x = 33,215,675.68/4,943.40
  6. Step 6: Final answer
    x = 6,719.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.