Home / 8,424.36-11,625.84-4,887.54

Finding the Fourth Proportional to 8,424.36, 11,625.84 and 4,887.54

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Solution

The fourth proportional to 8,424.36, 11,625.84 and 4,887.54 is: 6,744.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424.36 : 11,625.84 = 4,887.54 : x
  2. Step 2: Convert to fraction form
    8,424.36/11,625.84 = 4,887.54/x
  3. Step 3: Cross multiply
    8,424.36x = 11,625.84 × 4,887.54
  4. Step 4: Simplify right side
    8,424.36x = 56,821,758.03
  5. Step 5: Solve for x
    x = 56,821,758.03/8,424.36
  6. Step 6: Final answer
    x = 6,744.93

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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.