Home / 3,664.40-5,504.70-3,567.20

Finding the Fourth Proportional to 3,664.40, 5,504.70 and 3,567.20

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Solution

The fourth proportional to 3,664.40, 5,504.70 and 3,567.20 is: 5,358.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.40 : 5,504.70 = 3,567.20 : x
  2. Step 2: Convert to fraction form
    3,664.40/5,504.70 = 3,567.20/x
  3. Step 3: Cross multiply
    3,664.40x = 5,504.70 × 3,567.20
  4. Step 4: Simplify right side
    3,664.40x = 19,636,365.84
  5. Step 5: Solve for x
    x = 19,636,365.84/3,664.40
  6. Step 6: Final answer
    x = 5,358.69

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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.