Home / 2,748.06-3,792.08-1,628.82

Finding the Fourth Proportional to 2,748.06, 3,792.08 and 1,628.82

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Solution

The fourth proportional to 2,748.06, 3,792.08 and 1,628.82 is: 2,247.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.06 : 3,792.08 = 1,628.82 : x
  2. Step 2: Convert to fraction form
    2,748.06/3,792.08 = 1,628.82/x
  3. Step 3: Cross multiply
    2,748.06x = 3,792.08 × 1,628.82
  4. Step 4: Simplify right side
    2,748.06x = 6,176,619.82
  5. Step 5: Solve for x
    x = 6,176,619.82/2,748.06
  6. Step 6: Final answer
    x = 2,247.63

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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.