Home / 11,103.81-16,655.50-4,528.43

Finding the Fourth Proportional to 11,103.81, 16,655.50 and 4,528.43

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Solution

The fourth proportional to 11,103.81, 16,655.50 and 4,528.43 is: 6,792.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103.81 : 16,655.50 = 4,528.43 : x
  2. Step 2: Convert to fraction form
    11,103.81/16,655.50 = 4,528.43/x
  3. Step 3: Cross multiply
    11,103.81x = 16,655.50 × 4,528.43
  4. Step 4: Simplify right side
    11,103.81x = 75,423,265.87
  5. Step 5: Solve for x
    x = 75,423,265.87/11,103.81
  6. Step 6: Final answer
    x = 6,792.56

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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.