Home / 5,743.28-8,615.46-2,045.36

Finding the Fourth Proportional to 5,743.28, 8,615.46 and 2,045.36

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Solution

The fourth proportional to 5,743.28, 8,615.46 and 2,045.36 is: 3,068.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743.28 : 8,615.46 = 2,045.36 : x
  2. Step 2: Convert to fraction form
    5,743.28/8,615.46 = 2,045.36/x
  3. Step 3: Cross multiply
    5,743.28x = 8,615.46 × 2,045.36
  4. Step 4: Simplify right side
    5,743.28x = 17,621,717.27
  5. Step 5: Solve for x
    x = 17,621,717.27/5,743.28
  6. Step 6: Final answer
    x = 3,068.23

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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.