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Finding the Fourth Proportional to 9,643, 14,465.94 and 3,488.44

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Solution

The fourth proportional to 9,643, 14,465.94 and 3,488.44 is: 5,233.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,643 : 14,465.94 = 3,488.44 : x
  2. Step 2: Convert to fraction form
    9,643/14,465.94 = 3,488.44/x
  3. Step 3: Cross multiply
    9,643x = 14,465.94 × 3,488.44
  4. Step 4: Simplify right side
    9,643x = 50,463,563.73
  5. Step 5: Solve for x
    x = 50,463,563.73/9,643
  6. Step 6: Final answer
    x = 5,233.18

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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.