Home / 11,748.52-17,619.90-3,957.16

Finding the Fourth Proportional to 11,748.52, 17,619.90 and 3,957.16

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Solution

The fourth proportional to 11,748.52, 17,619.90 and 3,957.16 is: 5,934.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.52 : 17,619.90 = 3,957.16 : x
  2. Step 2: Convert to fraction form
    11,748.52/17,619.90 = 3,957.16/x
  3. Step 3: Cross multiply
    11,748.52x = 17,619.90 × 3,957.16
  4. Step 4: Simplify right side
    11,748.52x = 69,724,763.48
  5. Step 5: Solve for x
    x = 69,724,763.48/11,748.52
  6. Step 6: Final answer
    x = 5,934.77

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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.