Home / 11,213.92-16,813.52-6,284.08

Finding the Fourth Proportional to 11,213.92, 16,813.52 and 6,284.08

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Solution

The fourth proportional to 11,213.92, 16,813.52 and 6,284.08 is: 9,422.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,213.92 : 16,813.52 = 6,284.08 : x
  2. Step 2: Convert to fraction form
    11,213.92/16,813.52 = 6,284.08/x
  3. Step 3: Cross multiply
    11,213.92x = 16,813.52 × 6,284.08
  4. Step 4: Simplify right side
    11,213.92x = 105,657,504.76
  5. Step 5: Solve for x
    x = 105,657,504.76/11,213.92
  6. Step 6: Final answer
    x = 9,422.00

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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.