Home / 4,326.21-6,489.38-1,693.57

Finding the Fourth Proportional to 4,326.21, 6,489.38 and 1,693.57

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Solution

The fourth proportional to 4,326.21, 6,489.38 and 1,693.57 is: 2,540.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.21 : 6,489.38 = 1,693.57 : x
  2. Step 2: Convert to fraction form
    4,326.21/6,489.38 = 1,693.57/x
  3. Step 3: Cross multiply
    4,326.21x = 6,489.38 × 1,693.57
  4. Step 4: Simplify right side
    4,326.21x = 10,990,219.29
  5. Step 5: Solve for x
    x = 10,990,219.29/4,326.21
  6. Step 6: Final answer
    x = 2,540.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.