Home / 5,782.91-8,679.29-2,275.37

Finding the Fourth Proportional to 5,782.91, 8,679.29 and 2,275.37

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Solution

The fourth proportional to 5,782.91, 8,679.29 and 2,275.37 is: 3,414.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,782.91 : 8,679.29 = 2,275.37 : x
  2. Step 2: Convert to fraction form
    5,782.91/8,679.29 = 2,275.37/x
  3. Step 3: Cross multiply
    5,782.91x = 8,679.29 × 2,275.37
  4. Step 4: Simplify right side
    5,782.91x = 19,748,606.41
  5. Step 5: Solve for x
    x = 19,748,606.41/5,782.91
  6. Step 6: Final answer
    x = 3,414.99

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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.