Home / 3,110.16-4,292.04-1,693.86

Finding the Fourth Proportional to 3,110.16, 4,292.04 and 1,693.86

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Solution

The fourth proportional to 3,110.16, 4,292.04 and 1,693.86 is: 2,337.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.16 : 4,292.04 = 1,693.86 : x
  2. Step 2: Convert to fraction form
    3,110.16/4,292.04 = 1,693.86/x
  3. Step 3: Cross multiply
    3,110.16x = 4,292.04 × 1,693.86
  4. Step 4: Simplify right side
    3,110.16x = 7,270,114.87
  5. Step 5: Solve for x
    x = 7,270,114.87/3,110.16
  6. Step 6: Final answer
    x = 2,337.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.