Home / 8,303.82-11,458.86-4,718.31

Finding the Fourth Proportional to 8,303.82, 11,458.86 and 4,718.31

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Solution

The fourth proportional to 8,303.82, 11,458.86 and 4,718.31 is: 6,511.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.82 : 11,458.86 = 4,718.31 : x
  2. Step 2: Convert to fraction form
    8,303.82/11,458.86 = 4,718.31/x
  3. Step 3: Cross multiply
    8,303.82x = 11,458.86 × 4,718.31
  4. Step 4: Simplify right side
    8,303.82x = 54,066,453.73
  5. Step 5: Solve for x
    x = 54,066,453.73/8,303.82
  6. Step 6: Final answer
    x = 6,511.03

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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.