Home / 6,653.47-9,181.57-3,669.43

Finding the Fourth Proportional to 6,653.47, 9,181.57 and 3,669.43

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Solution

The fourth proportional to 6,653.47, 9,181.57 and 3,669.43 is: 5,063.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653.47 : 9,181.57 = 3,669.43 : x
  2. Step 2: Convert to fraction form
    6,653.47/9,181.57 = 3,669.43/x
  3. Step 3: Cross multiply
    6,653.47x = 9,181.57 × 3,669.43
  4. Step 4: Simplify right side
    6,653.47x = 33,691,128.41
  5. Step 5: Solve for x
    x = 33,691,128.41/6,653.47
  6. Step 6: Final answer
    x = 5,063.69

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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.