Home / 2,904.44-4,010.20-1,786.88

Finding the Fourth Proportional to 2,904.44, 4,010.20 and 1,786.88

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Solution

The fourth proportional to 2,904.44, 4,010.20 and 1,786.88 is: 2,467.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904.44 : 4,010.20 = 1,786.88 : x
  2. Step 2: Convert to fraction form
    2,904.44/4,010.20 = 1,786.88/x
  3. Step 3: Cross multiply
    2,904.44x = 4,010.20 × 1,786.88
  4. Step 4: Simplify right side
    2,904.44x = 7,165,746.18
  5. Step 5: Solve for x
    x = 7,165,746.18/2,904.44
  6. Step 6: Final answer
    x = 2,467.17

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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.