Home / 1,639.07-2,446.01-1,463.90

Finding the Fourth Proportional to 1,639.07, 2,446.01 and 1,463.90

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Solution

The fourth proportional to 1,639.07, 2,446.01 and 1,463.90 is: 2,184.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639.07 : 2,446.01 = 1,463.90 : x
  2. Step 2: Convert to fraction form
    1,639.07/2,446.01 = 1,463.90/x
  3. Step 3: Cross multiply
    1,639.07x = 2,446.01 × 1,463.90
  4. Step 4: Simplify right side
    1,639.07x = 3,580,723.81
  5. Step 5: Solve for x
    x = 3,580,723.81/1,639.07
  6. Step 6: Final answer
    x = 2,184.61

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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.