Home / 1,463.72-2,183.38-1,325.21

Finding the Fourth Proportional to 1,463.72, 2,183.38 and 1,325.21

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Solution

The fourth proportional to 1,463.72, 2,183.38 and 1,325.21 is: 1,976.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463.72 : 2,183.38 = 1,325.21 : x
  2. Step 2: Convert to fraction form
    1,463.72/2,183.38 = 1,325.21/x
  3. Step 3: Cross multiply
    1,463.72x = 2,183.38 × 1,325.21
  4. Step 4: Simplify right side
    1,463.72x = 2,893,438.79
  5. Step 5: Solve for x
    x = 2,893,438.79/1,463.72
  6. Step 6: Final answer
    x = 1,976.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.