Home / 2,903.21-4,004.97-1,723.85

Finding the Fourth Proportional to 2,903.21, 4,004.97 and 1,723.85

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Solution

The fourth proportional to 2,903.21, 4,004.97 and 1,723.85 is: 2,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.21 : 4,004.97 = 1,723.85 : x
  2. Step 2: Convert to fraction form
    2,903.21/4,004.97 = 1,723.85/x
  3. Step 3: Cross multiply
    2,903.21x = 4,004.97 × 1,723.85
  4. Step 4: Simplify right side
    2,903.21x = 6,903,967.53
  5. Step 5: Solve for x
    x = 6,903,967.53/2,903.21
  6. Step 6: Final answer
    x = 2,378.05

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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.