Home / 11,433.96-17,156.40-5,198.40

Finding the Fourth Proportional to 11,433.96, 17,156.40 and 5,198.40

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Solution

The fourth proportional to 11,433.96, 17,156.40 and 5,198.40 is: 7,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,433.96 : 17,156.40 = 5,198.40 : x
  2. Step 2: Convert to fraction form
    11,433.96/17,156.40 = 5,198.40/x
  3. Step 3: Cross multiply
    11,433.96x = 17,156.40 × 5,198.40
  4. Step 4: Simplify right side
    11,433.96x = 89,185,829.76
  5. Step 5: Solve for x
    x = 89,185,829.76/11,433.96
  6. Step 6: Final answer
    x = 7,800.08

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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.