Home / 6,653.74-9,181.75-3,669.60

Finding the Fourth Proportional to 6,653.74, 9,181.75 and 3,669.60

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Solution

The fourth proportional to 6,653.74, 9,181.75 and 3,669.60 is: 5,063.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653.74 : 9,181.75 = 3,669.60 : x
  2. Step 2: Convert to fraction form
    6,653.74/9,181.75 = 3,669.60/x
  3. Step 3: Cross multiply
    6,653.74x = 9,181.75 × 3,669.60
  4. Step 4: Simplify right side
    6,653.74x = 33,693,349.80
  5. Step 5: Solve for x
    x = 33,693,349.80/6,653.74
  6. Step 6: Final answer
    x = 5,063.82

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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.