Home / 5,763.22-8,642.36-2,429.28

Finding the Fourth Proportional to 5,763.22, 8,642.36 and 2,429.28

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Solution

The fourth proportional to 5,763.22, 8,642.36 and 2,429.28 is: 3,642.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,763.22 : 8,642.36 = 2,429.28 : x
  2. Step 2: Convert to fraction form
    5,763.22/8,642.36 = 2,429.28/x
  3. Step 3: Cross multiply
    5,763.22x = 8,642.36 × 2,429.28
  4. Step 4: Simplify right side
    5,763.22x = 20,994,718.37
  5. Step 5: Solve for x
    x = 20,994,718.37/5,763.22
  6. Step 6: Final answer
    x = 3,642.88

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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.