Home / 3,851.74-5,774.91-2,370.79

Finding the Fourth Proportional to 3,851.74, 5,774.91 and 2,370.79

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Solution

The fourth proportional to 3,851.74, 5,774.91 and 2,370.79 is: 3,554.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851.74 : 5,774.91 = 2,370.79 : x
  2. Step 2: Convert to fraction form
    3,851.74/5,774.91 = 2,370.79/x
  3. Step 3: Cross multiply
    3,851.74x = 5,774.91 × 2,370.79
  4. Step 4: Simplify right side
    3,851.74x = 13,691,098.88
  5. Step 5: Solve for x
    x = 13,691,098.88/3,851.74
  6. Step 6: Final answer
    x = 3,554.52

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1.5x scale

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.