Home / 10,012.97-13,817.76-5,536.63

Finding the Fourth Proportional to 10,012.97, 13,817.76 and 5,536.63

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Solution

The fourth proportional to 10,012.97, 13,817.76 and 5,536.63 is: 7,640.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012.97 : 13,817.76 = 5,536.63 : x
  2. Step 2: Convert to fraction form
    10,012.97/13,817.76 = 5,536.63/x
  3. Step 3: Cross multiply
    10,012.97x = 13,817.76 × 5,536.63
  4. Step 4: Simplify right side
    10,012.97x = 76,503,790.00
  5. Step 5: Solve for x
    x = 76,503,790.00/10,012.97
  6. Step 6: Final answer
    x = 7,640.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.