Home / 3,641.35-5,459.19-1,693.30

Finding the Fourth Proportional to 3,641.35, 5,459.19 and 1,693.30

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Solution

The fourth proportional to 3,641.35, 5,459.19 and 1,693.30 is: 2,538.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.35 : 5,459.19 = 1,693.30 : x
  2. Step 2: Convert to fraction form
    3,641.35/5,459.19 = 1,693.30/x
  3. Step 3: Cross multiply
    3,641.35x = 5,459.19 × 1,693.30
  4. Step 4: Simplify right side
    3,641.35x = 9,244,046.43
  5. Step 5: Solve for x
    x = 9,244,046.43/3,641.35
  6. Step 6: Final answer
    x = 2,538.63

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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.