Home / 6,321.24-8,718.37-4,083.35

Finding the Fourth Proportional to 6,321.24, 8,718.37 and 4,083.35

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Solution

The fourth proportional to 6,321.24, 8,718.37 and 4,083.35 is: 5,631.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.24 : 8,718.37 = 4,083.35 : x
  2. Step 2: Convert to fraction form
    6,321.24/8,718.37 = 4,083.35/x
  3. Step 3: Cross multiply
    6,321.24x = 8,718.37 × 4,083.35
  4. Step 4: Simplify right side
    6,321.24x = 35,600,102.34
  5. Step 5: Solve for x
    x = 35,600,102.34/6,321.24
  6. Step 6: Final answer
    x = 5,631.82

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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.