Home / 8,356.98-11,529.42-4,772.13

Finding the Fourth Proportional to 8,356.98, 11,529.42 and 4,772.13

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Solution

The fourth proportional to 8,356.98, 11,529.42 and 4,772.13 is: 6,583.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356.98 : 11,529.42 = 4,772.13 : x
  2. Step 2: Convert to fraction form
    8,356.98/11,529.42 = 4,772.13/x
  3. Step 3: Cross multiply
    8,356.98x = 11,529.42 × 4,772.13
  4. Step 4: Simplify right side
    8,356.98x = 55,019,891.06
  5. Step 5: Solve for x
    x = 55,019,891.06/8,356.98
  6. Step 6: Final answer
    x = 6,583.71

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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.