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Finding the Fourth Proportional to 7,245.63, 10,866.09 and 2,314.11

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Solution

The fourth proportional to 7,245.63, 10,866.09 and 2,314.11 is: 3,470.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245.63 : 10,866.09 = 2,314.11 : x
  2. Step 2: Convert to fraction form
    7,245.63/10,866.09 = 2,314.11/x
  3. Step 3: Cross multiply
    7,245.63x = 10,866.09 × 2,314.11
  4. Step 4: Simplify right side
    7,245.63x = 25,145,327.53
  5. Step 5: Solve for x
    x = 25,145,327.53/7,245.63
  6. Step 6: Final answer
    x = 3,470.41

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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.