Home / 2,904.94-4,358.16-1,261.80

Finding the Fourth Proportional to 2,904.94, 4,358.16 and 1,261.80

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Solution

The fourth proportional to 2,904.94, 4,358.16 and 1,261.80 is: 1,893.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904.94 : 4,358.16 = 1,261.80 : x
  2. Step 2: Convert to fraction form
    2,904.94/4,358.16 = 1,261.80/x
  3. Step 3: Cross multiply
    2,904.94x = 4,358.16 × 1,261.80
  4. Step 4: Simplify right side
    2,904.94x = 5,499,126.29
  5. Step 5: Solve for x
    x = 5,499,126.29/2,904.94
  6. Step 6: Final answer
    x = 1,893.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.