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Finding the Fourth Proportional to 7,069.40, 10,604.09 and 1,804.41

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Solution

The fourth proportional to 7,069.40, 10,604.09 and 1,804.41 is: 2,706.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069.40 : 10,604.09 = 1,804.41 : x
  2. Step 2: Convert to fraction form
    7,069.40/10,604.09 = 1,804.41/x
  3. Step 3: Cross multiply
    7,069.40x = 10,604.09 × 1,804.41
  4. Step 4: Simplify right side
    7,069.40x = 19,134,130.55
  5. Step 5: Solve for x
    x = 19,134,130.55/7,069.40
  6. Step 6: Final answer
    x = 2,706.61

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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.