Home / 11,363.21-17,047.11-4,789.40

Finding the Fourth Proportional to 11,363.21, 17,047.11 and 4,789.40

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Solution

The fourth proportional to 11,363.21, 17,047.11 and 4,789.40 is: 7,185.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.21 : 17,047.11 = 4,789.40 : x
  2. Step 2: Convert to fraction form
    11,363.21/17,047.11 = 4,789.40/x
  3. Step 3: Cross multiply
    11,363.21x = 17,047.11 × 4,789.40
  4. Step 4: Simplify right side
    11,363.21x = 81,645,343.40
  5. Step 5: Solve for x
    x = 81,645,343.40/11,363.21
  6. Step 6: Final answer
    x = 7,185.06

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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.