Home / 2,744.02-3,785.79-1,904.50

Finding the Fourth Proportional to 2,744.02, 3,785.79 and 1,904.50

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Solution

The fourth proportional to 2,744.02, 3,785.79 and 1,904.50 is: 2,627.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.02 : 3,785.79 = 1,904.50 : x
  2. Step 2: Convert to fraction form
    2,744.02/3,785.79 = 1,904.50/x
  3. Step 3: Cross multiply
    2,744.02x = 3,785.79 × 1,904.50
  4. Step 4: Simplify right side
    2,744.02x = 7,210,037.06
  5. Step 5: Solve for x
    x = 7,210,037.06/2,744.02
  6. Step 6: Final answer
    x = 2,627.55

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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.