Home / 6,321.06-8,723.70-4,338.18

Finding the Fourth Proportional to 6,321.06, 8,723.70 and 4,338.18

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Solution

The fourth proportional to 6,321.06, 8,723.70 and 4,338.18 is: 5,987.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.06 : 8,723.70 = 4,338.18 : x
  2. Step 2: Convert to fraction form
    6,321.06/8,723.70 = 4,338.18/x
  3. Step 3: Cross multiply
    6,321.06x = 8,723.70 × 4,338.18
  4. Step 4: Simplify right side
    6,321.06x = 37,844,980.87
  5. Step 5: Solve for x
    x = 37,844,980.87/6,321.06
  6. Step 6: Final answer
    x = 5,987.13

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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.