Home / 9,818.49-14,731.64-3,578.92

Finding the Fourth Proportional to 9,818.49, 14,731.64 and 3,578.92

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Solution

The fourth proportional to 9,818.49, 14,731.64 and 3,578.92 is: 5,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,818.49 : 14,731.64 = 3,578.92 : x
  2. Step 2: Convert to fraction form
    9,818.49/14,731.64 = 3,578.92/x
  3. Step 3: Cross multiply
    9,818.49x = 14,731.64 × 3,578.92
  4. Step 4: Simplify right side
    9,818.49x = 52,723,361.03
  5. Step 5: Solve for x
    x = 52,723,361.03/9,818.49
  6. Step 6: Final answer
    x = 5,369.80

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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.