Home / 2,052.96-3,073.32-1,217.40

Finding the Fourth Proportional to 2,052.96, 3,073.32 and 1,217.40

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Solution

The fourth proportional to 2,052.96, 3,073.32 and 1,217.40 is: 1,822.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,052.96 : 3,073.32 = 1,217.40 : x
  2. Step 2: Convert to fraction form
    2,052.96/3,073.32 = 1,217.40/x
  3. Step 3: Cross multiply
    2,052.96x = 3,073.32 × 1,217.40
  4. Step 4: Simplify right side
    2,052.96x = 3,741,459.77
  5. Step 5: Solve for x
    x = 3,741,459.77/2,052.96
  6. Step 6: Final answer
    x = 1,822.47

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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.