Home / 7,763.49-11,646.76-2,499.89

Finding the Fourth Proportional to 7,763.49, 11,646.76 and 2,499.89

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Solution

The fourth proportional to 7,763.49, 11,646.76 and 2,499.89 is: 3,750.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763.49 : 11,646.76 = 2,499.89 : x
  2. Step 2: Convert to fraction form
    7,763.49/11,646.76 = 2,499.89/x
  3. Step 3: Cross multiply
    7,763.49x = 11,646.76 × 2,499.89
  4. Step 4: Simplify right side
    7,763.49x = 29,115,554.37
  5. Step 5: Solve for x
    x = 29,115,554.37/7,763.49
  6. Step 6: Final answer
    x = 3,750.32

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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.