Home / 2,792.08-3,852.68-1,672.82

Finding the Fourth Proportional to 2,792.08, 3,852.68 and 1,672.82

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Solution

The fourth proportional to 2,792.08, 3,852.68 and 1,672.82 is: 2,308.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.08 : 3,852.68 = 1,672.82 : x
  2. Step 2: Convert to fraction form
    2,792.08/3,852.68 = 1,672.82/x
  3. Step 3: Cross multiply
    2,792.08x = 3,852.68 × 1,672.82
  4. Step 4: Simplify right side
    2,792.08x = 6,444,840.16
  5. Step 5: Solve for x
    x = 6,444,840.16/2,792.08
  6. Step 6: Final answer
    x = 2,308.26

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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.