Home / 5,116.14-7,675.08-1,605.47

Finding the Fourth Proportional to 5,116.14, 7,675.08 and 1,605.47

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Solution

The fourth proportional to 5,116.14, 7,675.08 and 1,605.47 is: 2,408.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.14 : 7,675.08 = 1,605.47 : x
  2. Step 2: Convert to fraction form
    5,116.14/7,675.08 = 1,605.47/x
  3. Step 3: Cross multiply
    5,116.14x = 7,675.08 × 1,605.47
  4. Step 4: Simplify right side
    5,116.14x = 12,322,110.69
  5. Step 5: Solve for x
    x = 12,322,110.69/5,116.14
  6. Step 6: Final answer
    x = 2,408.48

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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.