Home / 3,604.50-5,406.75-1,007.55

Finding the Fourth Proportional to 3,604.50, 5,406.75 and 1,007.55

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Solution

The fourth proportional to 3,604.50, 5,406.75 and 1,007.55 is: 1,511.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.50 : 5,406.75 = 1,007.55 : x
  2. Step 2: Convert to fraction form
    3,604.50/5,406.75 = 1,007.55/x
  3. Step 3: Cross multiply
    3,604.50x = 5,406.75 × 1,007.55
  4. Step 4: Simplify right side
    3,604.50x = 5,447,570.96
  5. Step 5: Solve for x
    x = 5,447,570.96/3,604.50
  6. Step 6: Final answer
    x = 1,511.33

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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.