Home / 6,693.20-9,236.36-3,860.69

Finding the Fourth Proportional to 6,693.20, 9,236.36 and 3,860.69

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Solution

The fourth proportional to 6,693.20, 9,236.36 and 3,860.69 is: 5,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,693.20 : 9,236.36 = 3,860.69 : x
  2. Step 2: Convert to fraction form
    6,693.20/9,236.36 = 3,860.69/x
  3. Step 3: Cross multiply
    6,693.20x = 9,236.36 × 3,860.69
  4. Step 4: Simplify right side
    6,693.20x = 35,658,676.51
  5. Step 5: Solve for x
    x = 35,658,676.51/6,693.20
  6. Step 6: Final answer
    x = 5,327.60

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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.