Home / 3,256.74-4,885.33-1,308.94

Finding the Fourth Proportional to 3,256.74, 4,885.33 and 1,308.94

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Solution

The fourth proportional to 3,256.74, 4,885.33 and 1,308.94 is: 1,963.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.74 : 4,885.33 = 1,308.94 : x
  2. Step 2: Convert to fraction form
    3,256.74/4,885.33 = 1,308.94/x
  3. Step 3: Cross multiply
    3,256.74x = 4,885.33 × 1,308.94
  4. Step 4: Simplify right side
    3,256.74x = 6,394,593.27
  5. Step 5: Solve for x
    x = 6,394,593.27/3,256.74
  6. Step 6: Final answer
    x = 1,963.50

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1.5x scale

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.