Home / 3,090.06-4,632.66-1,608.62

Finding the Fourth Proportional to 3,090.06, 4,632.66 and 1,608.62

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Solution

The fourth proportional to 3,090.06, 4,632.66 and 1,608.62 is: 2,411.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.06 : 4,632.66 = 1,608.62 : x
  2. Step 2: Convert to fraction form
    3,090.06/4,632.66 = 1,608.62/x
  3. Step 3: Cross multiply
    3,090.06x = 4,632.66 × 1,608.62
  4. Step 4: Simplify right side
    3,090.06x = 7,452,166.37
  5. Step 5: Solve for x
    x = 7,452,166.37/3,090.06
  6. Step 6: Final answer
    x = 2,411.66

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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.