Home / 2,735.34-4,102.98-1,855.66

Finding the Fourth Proportional to 2,735.34, 4,102.98 and 1,855.66

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Solution

The fourth proportional to 2,735.34, 4,102.98 and 1,855.66 is: 2,783.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735.34 : 4,102.98 = 1,855.66 : x
  2. Step 2: Convert to fraction form
    2,735.34/4,102.98 = 1,855.66/x
  3. Step 3: Cross multiply
    2,735.34x = 4,102.98 × 1,855.66
  4. Step 4: Simplify right side
    2,735.34x = 7,613,741.49
  5. Step 5: Solve for x
    x = 7,613,741.49/2,735.34
  6. Step 6: Final answer
    x = 2,783.47

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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.