Home / 3,265.47-4,898.55-1,074.20

Finding the Fourth Proportional to 3,265.47, 4,898.55 and 1,074.20

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Solution

The fourth proportional to 3,265.47, 4,898.55 and 1,074.20 is: 1,611.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.47 : 4,898.55 = 1,074.20 : x
  2. Step 2: Convert to fraction form
    3,265.47/4,898.55 = 1,074.20/x
  3. Step 3: Cross multiply
    3,265.47x = 4,898.55 × 1,074.20
  4. Step 4: Simplify right side
    3,265.47x = 5,262,040.26
  5. Step 5: Solve for x
    x = 5,262,040.26/3,265.47
  6. Step 6: Final answer
    x = 1,611.42

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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.