Home / 9,519.56-13,127.54-5,791.24

Finding the Fourth Proportional to 9,519.56, 13,127.54 and 5,791.24

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Solution

The fourth proportional to 9,519.56, 13,127.54 and 5,791.24 is: 7,986.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519.56 : 13,127.54 = 5,791.24 : x
  2. Step 2: Convert to fraction form
    9,519.56/13,127.54 = 5,791.24/x
  3. Step 3: Cross multiply
    9,519.56x = 13,127.54 × 5,791.24
  4. Step 4: Simplify right side
    9,519.56x = 76,024,734.75
  5. Step 5: Solve for x
    x = 76,024,734.75/9,519.56
  6. Step 6: Final answer
    x = 7,986.16

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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.