Home / 2,271.24-3,133.52-1,419.91

Finding the Fourth Proportional to 2,271.24, 3,133.52 and 1,419.91

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Solution

The fourth proportional to 2,271.24, 3,133.52 and 1,419.91 is: 1,958.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.24 : 3,133.52 = 1,419.91 : x
  2. Step 2: Convert to fraction form
    2,271.24/3,133.52 = 1,419.91/x
  3. Step 3: Cross multiply
    2,271.24x = 3,133.52 × 1,419.91
  4. Step 4: Simplify right side
    2,271.24x = 4,449,316.38
  5. Step 5: Solve for x
    x = 4,449,316.38/2,271.24
  6. Step 6: Final answer
    x = 1,958.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.