Home / 2,852.67-3,935.73-1,672.92

Finding the Fourth Proportional to 2,852.67, 3,935.73 and 1,672.92

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Solution

The fourth proportional to 2,852.67, 3,935.73 and 1,672.92 is: 2,308.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852.67 : 3,935.73 = 1,672.92 : x
  2. Step 2: Convert to fraction form
    2,852.67/3,935.73 = 1,672.92/x
  3. Step 3: Cross multiply
    2,852.67x = 3,935.73 × 1,672.92
  4. Step 4: Simplify right side
    2,852.67x = 6,584,161.43
  5. Step 5: Solve for x
    x = 6,584,161.43/2,852.67
  6. Step 6: Final answer
    x = 2,308.07

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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.