Home / 3,255.50-4,883.29-1,307.25

Finding the Fourth Proportional to 3,255.50, 4,883.29 and 1,307.25

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Solution

The fourth proportional to 3,255.50, 4,883.29 and 1,307.25 is: 1,960.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.50 : 4,883.29 = 1,307.25 : x
  2. Step 2: Convert to fraction form
    3,255.50/4,883.29 = 1,307.25/x
  3. Step 3: Cross multiply
    3,255.50x = 4,883.29 × 1,307.25
  4. Step 4: Simplify right side
    3,255.50x = 6,383,677.58
  5. Step 5: Solve for x
    x = 6,383,677.58/3,255.50
  6. Step 6: Final answer
    x = 1,960.89

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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.