Home / 6,887.86-9,505.26-3,744.04

Finding the Fourth Proportional to 6,887.86, 9,505.26 and 3,744.04

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Solution

The fourth proportional to 6,887.86, 9,505.26 and 3,744.04 is: 5,166.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.86 : 9,505.26 = 3,744.04 : x
  2. Step 2: Convert to fraction form
    6,887.86/9,505.26 = 3,744.04/x
  3. Step 3: Cross multiply
    6,887.86x = 9,505.26 × 3,744.04
  4. Step 4: Simplify right side
    6,887.86x = 35,588,073.65
  5. Step 5: Solve for x
    x = 35,588,073.65/6,887.86
  6. Step 6: Final answer
    x = 5,166.78

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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.