Home / 2,746.34-3,786.75-2,000.63

Finding the Fourth Proportional to 2,746.34, 3,786.75 and 2,000.63

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Solution

The fourth proportional to 2,746.34, 3,786.75 and 2,000.63 is: 2,758.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.34 : 3,786.75 = 2,000.63 : x
  2. Step 2: Convert to fraction form
    2,746.34/3,786.75 = 2,000.63/x
  3. Step 3: Cross multiply
    2,746.34x = 3,786.75 × 2,000.63
  4. Step 4: Simplify right side
    2,746.34x = 7,575,895.12
  5. Step 5: Solve for x
    x = 7,575,895.12/2,746.34
  6. Step 6: Final answer
    x = 2,758.54

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1.5x scale

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.