Home / 3,091.03-4,265.69-1,693.87

Finding the Fourth Proportional to 3,091.03, 4,265.69 and 1,693.87

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Solution

The fourth proportional to 3,091.03, 4,265.69 and 1,693.87 is: 2,337.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.03 : 4,265.69 = 1,693.87 : x
  2. Step 2: Convert to fraction form
    3,091.03/4,265.69 = 1,693.87/x
  3. Step 3: Cross multiply
    3,091.03x = 4,265.69 × 1,693.87
  4. Step 4: Simplify right side
    3,091.03x = 7,225,515.85
  5. Step 5: Solve for x
    x = 7,225,515.85/3,091.03
  6. Step 6: Final answer
    x = 2,337.58

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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.