Home / 11,296.08-16,956.72-6,621.84

Finding the Fourth Proportional to 11,296.08, 16,956.72 and 6,621.84

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Solution

The fourth proportional to 11,296.08, 16,956.72 and 6,621.84 is: 9,940.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,296.08 : 16,956.72 = 6,621.84 : x
  2. Step 2: Convert to fraction form
    11,296.08/16,956.72 = 6,621.84/x
  3. Step 3: Cross multiply
    11,296.08x = 16,956.72 × 6,621.84
  4. Step 4: Simplify right side
    11,296.08x = 112,284,686.76
  5. Step 5: Solve for x
    x = 112,284,686.76/11,296.08
  6. Step 6: Final answer
    x = 9,940.15

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1.5x scale

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.