Home / 11,788.50-16,267.71-6,483

Finding the Fourth Proportional to 11,788.50, 16,267.71 and 6,483

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Solution

The fourth proportional to 11,788.50, 16,267.71 and 6,483 is: 8,946.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,788.50 : 16,267.71 = 6,483 : x
  2. Step 2: Convert to fraction form
    11,788.50/16,267.71 = 6,483/x
  3. Step 3: Cross multiply
    11,788.50x = 16,267.71 × 6,483
  4. Step 4: Simplify right side
    11,788.50x = 105,463,563.93
  5. Step 5: Solve for x
    x = 105,463,563.93/11,788.50
  6. Step 6: Final answer
    x = 8,946.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.