Home / 9,516.24-13,131.24-5,324.40

Finding the Fourth Proportional to 9,516.24, 13,131.24 and 5,324.40

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Solution

The fourth proportional to 9,516.24, 13,131.24 and 5,324.40 is: 7,347.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516.24 : 13,131.24 = 5,324.40 : x
  2. Step 2: Convert to fraction form
    9,516.24/13,131.24 = 5,324.40/x
  3. Step 3: Cross multiply
    9,516.24x = 13,131.24 × 5,324.40
  4. Step 4: Simplify right side
    9,516.24x = 69,915,974.26
  5. Step 5: Solve for x
    x = 69,915,974.26/9,516.24
  6. Step 6: Final answer
    x = 7,347.02

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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.