Home / 10,756.36-16,124.82-3,829.24

Finding the Fourth Proportional to 10,756.36, 16,124.82 and 3,829.24

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Solution

The fourth proportional to 10,756.36, 16,124.82 and 3,829.24 is: 5,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,756.36 : 16,124.82 = 3,829.24 : x
  2. Step 2: Convert to fraction form
    10,756.36/16,124.82 = 3,829.24/x
  3. Step 3: Cross multiply
    10,756.36x = 16,124.82 × 3,829.24
  4. Step 4: Simplify right side
    10,756.36x = 61,745,805.74
  5. Step 5: Solve for x
    x = 61,745,805.74/10,756.36
  6. Step 6: Final answer
    x = 5,740.40

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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.