Home / 1,631.92-2,447.85-536.33

Finding the Fourth Proportional to 1,631.92, 2,447.85 and 536.33

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Solution

The fourth proportional to 1,631.92, 2,447.85 and 536.33 is: 804.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631.92 : 2,447.85 = 536.33 : x
  2. Step 2: Convert to fraction form
    1,631.92/2,447.85 = 536.33/x
  3. Step 3: Cross multiply
    1,631.92x = 2,447.85 × 536.33
  4. Step 4: Simplify right side
    1,631.92x = 1,312,855.39
  5. Step 5: Solve for x
    x = 1,312,855.39/1,631.92
  6. Step 6: Final answer
    x = 804.49

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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.