Home / 11,799.30-16,280.70-6,765.12

Finding the Fourth Proportional to 11,799.30, 16,280.70 and 6,765.12

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Solution

The fourth proportional to 11,799.30, 16,280.70 and 6,765.12 is: 9,334.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,799.30 : 16,280.70 = 6,765.12 : x
  2. Step 2: Convert to fraction form
    11,799.30/16,280.70 = 6,765.12/x
  3. Step 3: Cross multiply
    11,799.30x = 16,280.70 × 6,765.12
  4. Step 4: Simplify right side
    11,799.30x = 110,140,889.18
  5. Step 5: Solve for x
    x = 110,140,889.18/11,799.30
  6. Step 6: Final answer
    x = 9,334.53

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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.