Home / 6,653.58-9,182.36-3,821.85

Finding the Fourth Proportional to 6,653.58, 9,182.36 and 3,821.85

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Solution

The fourth proportional to 6,653.58, 9,182.36 and 3,821.85 is: 5,274.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653.58 : 9,182.36 = 3,821.85 : x
  2. Step 2: Convert to fraction form
    6,653.58/9,182.36 = 3,821.85/x
  3. Step 3: Cross multiply
    6,653.58x = 9,182.36 × 3,821.85
  4. Step 4: Simplify right side
    6,653.58x = 35,093,583.46
  5. Step 5: Solve for x
    x = 35,093,583.46/6,653.58
  6. Step 6: Final answer
    x = 5,274.39

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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.