Home / 9,677.63-14,518.49-3,108.43

Finding the Fourth Proportional to 9,677.63, 14,518.49 and 3,108.43

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Solution

The fourth proportional to 9,677.63, 14,518.49 and 3,108.43 is: 4,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,677.63 : 14,518.49 = 3,108.43 : x
  2. Step 2: Convert to fraction form
    9,677.63/14,518.49 = 3,108.43/x
  3. Step 3: Cross multiply
    9,677.63x = 14,518.49 × 3,108.43
  4. Step 4: Simplify right side
    9,677.63x = 45,129,709.87
  5. Step 5: Solve for x
    x = 45,129,709.87/9,677.63
  6. Step 6: Final answer
    x = 4,663.30

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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.