Home / 11,003.40-16,482.70-6,830.60

Finding the Fourth Proportional to 11,003.40, 16,482.70 and 6,830.60

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Solution

The fourth proportional to 11,003.40, 16,482.70 and 6,830.60 is: 10,231.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.40 : 16,482.70 = 6,830.60 : x
  2. Step 2: Convert to fraction form
    11,003.40/16,482.70 = 6,830.60/x
  3. Step 3: Cross multiply
    11,003.40x = 16,482.70 × 6,830.60
  4. Step 4: Simplify right side
    11,003.40x = 112,586,730.62
  5. Step 5: Solve for x
    x = 112,586,730.62/11,003.40
  6. Step 6: Final answer
    x = 10,231.99

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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.