Home / 8,943.79-13,405.96-3,743.59

Finding the Fourth Proportional to 8,943.79, 13,405.96 and 3,743.59

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Solution

The fourth proportional to 8,943.79, 13,405.96 and 3,743.59 is: 5,611.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.79 : 13,405.96 = 3,743.59 : x
  2. Step 2: Convert to fraction form
    8,943.79/13,405.96 = 3,743.59/x
  3. Step 3: Cross multiply
    8,943.79x = 13,405.96 × 3,743.59
  4. Step 4: Simplify right side
    8,943.79x = 50,186,417.80
  5. Step 5: Solve for x
    x = 50,186,417.80/8,943.79
  6. Step 6: Final answer
    x = 5,611.31

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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.