Home / 2,735.67-3,774.76-1,556.51

Finding the Fourth Proportional to 2,735.67, 3,774.76 and 1,556.51

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Solution

The fourth proportional to 2,735.67, 3,774.76 and 1,556.51 is: 2,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735.67 : 3,774.76 = 1,556.51 : x
  2. Step 2: Convert to fraction form
    2,735.67/3,774.76 = 1,556.51/x
  3. Step 3: Cross multiply
    2,735.67x = 3,774.76 × 1,556.51
  4. Step 4: Simplify right side
    2,735.67x = 5,875,457.23
  5. Step 5: Solve for x
    x = 5,875,457.23/2,735.67
  6. Step 6: Final answer
    x = 2,147.72

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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.