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Finding the Fourth Proportional to 9,435, 14,139.06 and 4,500.60

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Solution

The fourth proportional to 9,435, 14,139.06 and 4,500.60 is: 6,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,435 : 14,139.06 = 4,500.60 : x
  2. Step 2: Convert to fraction form
    9,435/14,139.06 = 4,500.60/x
  3. Step 3: Cross multiply
    9,435x = 14,139.06 × 4,500.60
  4. Step 4: Simplify right side
    9,435x = 63,634,253.44
  5. Step 5: Solve for x
    x = 63,634,253.44/9,435
  6. Step 6: Final answer
    x = 6,744.49

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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.