Home / 2,675.93-3,693.09-1,556.91

Finding the Fourth Proportional to 2,675.93, 3,693.09 and 1,556.91

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Solution

The fourth proportional to 2,675.93, 3,693.09 and 1,556.91 is: 2,148.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675.93 : 3,693.09 = 1,556.91 : x
  2. Step 2: Convert to fraction form
    2,675.93/3,693.09 = 1,556.91/x
  3. Step 3: Cross multiply
    2,675.93x = 3,693.09 × 1,556.91
  4. Step 4: Simplify right side
    2,675.93x = 5,749,808.75
  5. Step 5: Solve for x
    x = 5,749,808.75/2,675.93
  6. Step 6: Final answer
    x = 2,148.72

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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.