Home / 11,519.03-15,881.73-7,533.83

Finding the Fourth Proportional to 11,519.03, 15,881.73 and 7,533.83

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Solution

The fourth proportional to 11,519.03, 15,881.73 and 7,533.83 is: 10,387.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519.03 : 15,881.73 = 7,533.83 : x
  2. Step 2: Convert to fraction form
    11,519.03/15,881.73 = 7,533.83/x
  3. Step 3: Cross multiply
    11,519.03x = 15,881.73 × 7,533.83
  4. Step 4: Simplify right side
    11,519.03x = 119,650,253.93
  5. Step 5: Solve for x
    x = 119,650,253.93/11,519.03
  6. Step 6: Final answer
    x = 10,387.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.