Home / 3,033.40-4,540.69-1,643.29

Finding the Fourth Proportional to 3,033.40, 4,540.69 and 1,643.29

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Solution

The fourth proportional to 3,033.40, 4,540.69 and 1,643.29 is: 2,459.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033.40 : 4,540.69 = 1,643.29 : x
  2. Step 2: Convert to fraction form
    3,033.40/4,540.69 = 1,643.29/x
  3. Step 3: Cross multiply
    3,033.40x = 4,540.69 × 1,643.29
  4. Step 4: Simplify right side
    3,033.40x = 7,461,670.47
  5. Step 5: Solve for x
    x = 7,461,670.47/3,033.40
  6. Step 6: Final answer
    x = 2,459.84

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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.