Home / 2,904.27-4,007.91-1,577.99

Finding the Fourth Proportional to 2,904.27, 4,007.91 and 1,577.99

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Solution

The fourth proportional to 2,904.27, 4,007.91 and 1,577.99 is: 2,177.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904.27 : 4,007.91 = 1,577.99 : x
  2. Step 2: Convert to fraction form
    2,904.27/4,007.91 = 1,577.99/x
  3. Step 3: Cross multiply
    2,904.27x = 4,007.91 × 1,577.99
  4. Step 4: Simplify right side
    2,904.27x = 6,324,457.84
  5. Step 5: Solve for x
    x = 6,324,457.84/2,904.27
  6. Step 6: Final answer
    x = 2,177.64

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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.