Home / 1,632.04-2,447.26-810.52

Finding the Fourth Proportional to 1,632.04, 2,447.26 and 810.52

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Solution

The fourth proportional to 1,632.04, 2,447.26 and 810.52 is: 1,215.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.04 : 2,447.26 = 810.52 : x
  2. Step 2: Convert to fraction form
    1,632.04/2,447.26 = 810.52/x
  3. Step 3: Cross multiply
    1,632.04x = 2,447.26 × 810.52
  4. Step 4: Simplify right side
    1,632.04x = 1,983,553.18
  5. Step 5: Solve for x
    x = 1,983,553.18/1,632.04
  6. Step 6: Final answer
    x = 1,215.38

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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.