Home / 2,392.58-3,589.22-1,158.98

Finding the Fourth Proportional to 2,392.58, 3,589.22 and 1,158.98

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Solution

The fourth proportional to 2,392.58, 3,589.22 and 1,158.98 is: 1,738.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.58 : 3,589.22 = 1,158.98 : x
  2. Step 2: Convert to fraction form
    2,392.58/3,589.22 = 1,158.98/x
  3. Step 3: Cross multiply
    2,392.58x = 3,589.22 × 1,158.98
  4. Step 4: Simplify right side
    2,392.58x = 4,159,834.20
  5. Step 5: Solve for x
    x = 4,159,834.20/2,392.58
  6. Step 6: Final answer
    x = 1,738.64

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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.