Home / 3,089.33-4,632.62-2,220

Finding the Fourth Proportional to 3,089.33, 4,632.62 and 2,220

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Solution

The fourth proportional to 3,089.33, 4,632.62 and 2,220 is: 3,329.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.33 : 4,632.62 = 2,220 : x
  2. Step 2: Convert to fraction form
    3,089.33/4,632.62 = 2,220/x
  3. Step 3: Cross multiply
    3,089.33x = 4,632.62 × 2,220
  4. Step 4: Simplify right side
    3,089.33x = 10,284,405.30
  5. Step 5: Solve for x
    x = 10,284,405.30/3,089.33
  6. Step 6: Final answer
    x = 3,329.01

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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.