Home / 11,285.69-16,930.50-4,716.49

Finding the Fourth Proportional to 11,285.69, 16,930.50 and 4,716.49

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Solution

The fourth proportional to 11,285.69, 16,930.50 and 4,716.49 is: 7,075.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.69 : 16,930.50 = 4,716.49 : x
  2. Step 2: Convert to fraction form
    11,285.69/16,930.50 = 4,716.49/x
  3. Step 3: Cross multiply
    11,285.69x = 16,930.50 × 4,716.49
  4. Step 4: Simplify right side
    11,285.69x = 79,852,449.29
  5. Step 5: Solve for x
    x = 79,852,449.29/11,285.69
  6. Step 6: Final answer
    x = 7,075.55

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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.