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Finding the Fourth Proportional to 9,438.44, 14,168.61 and 5,064.44

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Solution

The fourth proportional to 9,438.44, 14,168.61 and 5,064.44 is: 7,602.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.44 : 14,168.61 = 5,064.44 : x
  2. Step 2: Convert to fraction form
    9,438.44/14,168.61 = 5,064.44/x
  3. Step 3: Cross multiply
    9,438.44x = 14,168.61 × 5,064.44
  4. Step 4: Simplify right side
    9,438.44x = 71,756,004.39
  5. Step 5: Solve for x
    x = 71,756,004.39/9,438.44
  6. Step 6: Final answer
    x = 7,602.53

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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.