Home / 3,485.82-5,230.51-2,316.62

Finding the Fourth Proportional to 3,485.82, 5,230.51 and 2,316.62

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Solution

The fourth proportional to 3,485.82, 5,230.51 and 2,316.62 is: 3,476.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.82 : 5,230.51 = 2,316.62 : x
  2. Step 2: Convert to fraction form
    3,485.82/5,230.51 = 2,316.62/x
  3. Step 3: Cross multiply
    3,485.82x = 5,230.51 × 2,316.62
  4. Step 4: Simplify right side
    3,485.82x = 12,117,104.08
  5. Step 5: Solve for x
    x = 12,117,104.08/3,485.82
  6. Step 6: Final answer
    x = 3,476.11

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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.