Home / 3,604.61-5,405.58-1,263.98

Finding the Fourth Proportional to 3,604.61, 5,405.58 and 1,263.98

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Solution

The fourth proportional to 3,604.61, 5,405.58 and 1,263.98 is: 1,895.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.61 : 5,405.58 = 1,263.98 : x
  2. Step 2: Convert to fraction form
    3,604.61/5,405.58 = 1,263.98/x
  3. Step 3: Cross multiply
    3,604.61x = 5,405.58 × 1,263.98
  4. Step 4: Simplify right side
    3,604.61x = 6,832,517.98
  5. Step 5: Solve for x
    x = 6,832,517.98/3,604.61
  6. Step 6: Final answer
    x = 1,895.50

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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.