Home / 2,795.70-3,857.49-1,676.34

Finding the Fourth Proportional to 2,795.70, 3,857.49 and 1,676.34

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Solution

The fourth proportional to 2,795.70, 3,857.49 and 1,676.34 is: 2,313.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.70 : 3,857.49 = 1,676.34 : x
  2. Step 2: Convert to fraction form
    2,795.70/3,857.49 = 1,676.34/x
  3. Step 3: Cross multiply
    2,795.70x = 3,857.49 × 1,676.34
  4. Step 4: Simplify right side
    2,795.70x = 6,466,464.79
  5. Step 5: Solve for x
    x = 6,466,464.79/2,795.70
  6. Step 6: Final answer
    x = 2,313.00

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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.