Home / 6,321.83-8,724.07-3,633.19

Finding the Fourth Proportional to 6,321.83, 8,724.07 and 3,633.19

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Solution

The fourth proportional to 6,321.83, 8,724.07 and 3,633.19 is: 5,013.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.83 : 8,724.07 = 3,633.19 : x
  2. Step 2: Convert to fraction form
    6,321.83/8,724.07 = 3,633.19/x
  3. Step 3: Cross multiply
    6,321.83x = 8,724.07 × 3,633.19
  4. Step 4: Simplify right side
    6,321.83x = 31,696,186.61
  5. Step 5: Solve for x
    x = 31,696,186.61/6,321.83
  6. Step 6: Final answer
    x = 5,013.77

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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.