Home / 2,444.24-3,666.90-1,145

Finding the Fourth Proportional to 2,444.24, 3,666.90 and 1,145

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Solution

The fourth proportional to 2,444.24, 3,666.90 and 1,145 is: 1,717.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,444.24 : 3,666.90 = 1,145 : x
  2. Step 2: Convert to fraction form
    2,444.24/3,666.90 = 1,145/x
  3. Step 3: Cross multiply
    2,444.24x = 3,666.90 × 1,145
  4. Step 4: Simplify right side
    2,444.24x = 4,198,600.50
  5. Step 5: Solve for x
    x = 4,198,600.50/2,444.24
  6. Step 6: Final answer
    x = 1,717.75

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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.