Home / 4,887.43-6,744.49-2,896.81

Finding the Fourth Proportional to 4,887.43, 6,744.49 and 2,896.81

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Solution

The fourth proportional to 4,887.43, 6,744.49 and 2,896.81 is: 3,997.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.43 : 6,744.49 = 2,896.81 : x
  2. Step 2: Convert to fraction form
    4,887.43/6,744.49 = 2,896.81/x
  3. Step 3: Cross multiply
    4,887.43x = 6,744.49 × 2,896.81
  4. Step 4: Simplify right side
    4,887.43x = 19,537,506.08
  5. Step 5: Solve for x
    x = 19,537,506.08/4,887.43
  6. Step 6: Final answer
    x = 3,997.50

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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.