Home / 2,304.88-3,180.67-1,256.94

Finding the Fourth Proportional to 2,304.88, 3,180.67 and 1,256.94

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Solution

The fourth proportional to 2,304.88, 3,180.67 and 1,256.94 is: 1,734.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.88 : 3,180.67 = 1,256.94 : x
  2. Step 2: Convert to fraction form
    2,304.88/3,180.67 = 1,256.94/x
  3. Step 3: Cross multiply
    2,304.88x = 3,180.67 × 1,256.94
  4. Step 4: Simplify right side
    2,304.88x = 3,997,908.21
  5. Step 5: Solve for x
    x = 3,997,908.21/2,304.88
  6. Step 6: Final answer
    x = 1,734.54

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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.