Home / 1,632.11-2,448.84-1,047.43

Finding the Fourth Proportional to 1,632.11, 2,448.84 and 1,047.43

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Solution

The fourth proportional to 1,632.11, 2,448.84 and 1,047.43 is: 1,571.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.11 : 2,448.84 = 1,047.43 : x
  2. Step 2: Convert to fraction form
    1,632.11/2,448.84 = 1,047.43/x
  3. Step 3: Cross multiply
    1,632.11x = 2,448.84 × 1,047.43
  4. Step 4: Simplify right side
    1,632.11x = 2,564,976.24
  5. Step 5: Solve for x
    x = 2,564,976.24/1,632.11
  6. Step 6: Final answer
    x = 1,571.57

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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.