Home / 3,240.33-4,860.27-1,265.55

Finding the Fourth Proportional to 3,240.33, 4,860.27 and 1,265.55

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Solution

The fourth proportional to 3,240.33, 4,860.27 and 1,265.55 is: 1,898.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.33 : 4,860.27 = 1,265.55 : x
  2. Step 2: Convert to fraction form
    3,240.33/4,860.27 = 1,265.55/x
  3. Step 3: Cross multiply
    3,240.33x = 4,860.27 × 1,265.55
  4. Step 4: Simplify right side
    3,240.33x = 6,150,914.70
  5. Step 5: Solve for x
    x = 6,150,914.70/3,240.33
  6. Step 6: Final answer
    x = 1,898.24

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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.