Home / 2,451.63-3,679.28-1,154.01

Finding the Fourth Proportional to 2,451.63, 3,679.28 and 1,154.01

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Solution

The fourth proportional to 2,451.63, 3,679.28 and 1,154.01 is: 1,731.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.63 : 3,679.28 = 1,154.01 : x
  2. Step 2: Convert to fraction form
    2,451.63/3,679.28 = 1,154.01/x
  3. Step 3: Cross multiply
    2,451.63x = 3,679.28 × 1,154.01
  4. Step 4: Simplify right side
    2,451.63x = 4,245,920.14
  5. Step 5: Solve for x
    x = 4,245,920.14/2,451.63
  6. Step 6: Final answer
    x = 1,731.88

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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.