Home / 2,462.67-3,690.90-2,153.79

Finding the Fourth Proportional to 2,462.67, 3,690.90 and 2,153.79

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Solution

The fourth proportional to 2,462.67, 3,690.90 and 2,153.79 is: 3,227.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,462.67 : 3,690.90 = 2,153.79 : x
  2. Step 2: Convert to fraction form
    2,462.67/3,690.90 = 2,153.79/x
  3. Step 3: Cross multiply
    2,462.67x = 3,690.90 × 2,153.79
  4. Step 4: Simplify right side
    2,462.67x = 7,949,423.51
  5. Step 5: Solve for x
    x = 7,949,423.51/2,462.67
  6. Step 6: Final answer
    x = 3,227.97

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1.5x scale

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.