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Finding the Fourth Proportional to 9,245.65, 13,868.04 and 3,697.49

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Solution

The fourth proportional to 9,245.65, 13,868.04 and 3,697.49 is: 5,546.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.65 : 13,868.04 = 3,697.49 : x
  2. Step 2: Convert to fraction form
    9,245.65/13,868.04 = 3,697.49/x
  3. Step 3: Cross multiply
    9,245.65x = 13,868.04 × 3,697.49
  4. Step 4: Simplify right side
    9,245.65x = 51,276,939.22
  5. Step 5: Solve for x
    x = 51,276,939.22/9,245.65
  6. Step 6: Final answer
    x = 5,546.06

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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.