Home / 11,788.20-16,267.92-6,483

Finding the Fourth Proportional to 11,788.20, 16,267.92 and 6,483

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Solution

The fourth proportional to 11,788.20, 16,267.92 and 6,483 is: 8,946.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,788.20 : 16,267.92 = 6,483 : x
  2. Step 2: Convert to fraction form
    11,788.20/16,267.92 = 6,483/x
  3. Step 3: Cross multiply
    11,788.20x = 16,267.92 × 6,483
  4. Step 4: Simplify right side
    11,788.20x = 105,464,925.36
  5. Step 5: Solve for x
    x = 105,464,925.36/11,788.20
  6. Step 6: Final answer
    x = 8,946.65

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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.