Home / 2,904.09-4,007.73-1,577.88

Finding the Fourth Proportional to 2,904.09, 4,007.73 and 1,577.88

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Solution

The fourth proportional to 2,904.09, 4,007.73 and 1,577.88 is: 2,177.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904.09 : 4,007.73 = 1,577.88 : x
  2. Step 2: Convert to fraction form
    2,904.09/4,007.73 = 1,577.88/x
  3. Step 3: Cross multiply
    2,904.09x = 4,007.73 × 1,577.88
  4. Step 4: Simplify right side
    2,904.09x = 6,323,717.01
  5. Step 5: Solve for x
    x = 6,323,717.01/2,904.09
  6. Step 6: Final answer
    x = 2,177.52

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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.