Home / 11,110.06-16,668.06-4,870.60

Finding the Fourth Proportional to 11,110.06, 16,668.06 and 4,870.60

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Solution

The fourth proportional to 11,110.06, 16,668.06 and 4,870.60 is: 7,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.06 : 16,668.06 = 4,870.60 : x
  2. Step 2: Convert to fraction form
    11,110.06/16,668.06 = 4,870.60/x
  3. Step 3: Cross multiply
    11,110.06x = 16,668.06 × 4,870.60
  4. Step 4: Simplify right side
    11,110.06x = 81,183,453.04
  5. Step 5: Solve for x
    x = 81,183,453.04/11,110.06
  6. Step 6: Final answer
    x = 7,307.20

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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.