Home / 10,513.22-15,771.77-3,016.47

Finding the Fourth Proportional to 10,513.22, 15,771.77 and 3,016.47

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Solution

The fourth proportional to 10,513.22, 15,771.77 and 3,016.47 is: 4,525.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,513.22 : 15,771.77 = 3,016.47 : x
  2. Step 2: Convert to fraction form
    10,513.22/15,771.77 = 3,016.47/x
  3. Step 3: Cross multiply
    10,513.22x = 15,771.77 × 3,016.47
  4. Step 4: Simplify right side
    10,513.22x = 47,575,071.05
  5. Step 5: Solve for x
    x = 47,575,071.05/10,513.22
  6. Step 6: Final answer
    x = 4,525.26

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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.