Home / 11,104.12-16,657.80-3,313

Finding the Fourth Proportional to 11,104.12, 16,657.80 and 3,313

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Solution

The fourth proportional to 11,104.12, 16,657.80 and 3,313 is: 4,969.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104.12 : 16,657.80 = 3,313 : x
  2. Step 2: Convert to fraction form
    11,104.12/16,657.80 = 3,313/x
  3. Step 3: Cross multiply
    11,104.12x = 16,657.80 × 3,313
  4. Step 4: Simplify right side
    11,104.12x = 55,187,291.40
  5. Step 5: Solve for x
    x = 55,187,291.40/11,104.12
  6. Step 6: Final answer
    x = 4,969.98

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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.