Home / 2,746.85-3,790.49-1,627.89

Finding the Fourth Proportional to 2,746.85, 3,790.49 and 1,627.89

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Solution

The fourth proportional to 2,746.85, 3,790.49 and 1,627.89 is: 2,246.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.85 : 3,790.49 = 1,627.89 : x
  2. Step 2: Convert to fraction form
    2,746.85/3,790.49 = 1,627.89/x
  3. Step 3: Cross multiply
    2,746.85x = 3,790.49 × 1,627.89
  4. Step 4: Simplify right side
    2,746.85x = 6,170,492.63
  5. Step 5: Solve for x
    x = 6,170,492.63/2,746.85
  6. Step 6: Final answer
    x = 2,246.39

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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.