Home / 9,516.39-13,132.63-6,649.29

Finding the Fourth Proportional to 9,516.39, 13,132.63 and 6,649.29

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Solution

The fourth proportional to 9,516.39, 13,132.63 and 6,649.29 is: 9,176.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516.39 : 13,132.63 = 6,649.29 : x
  2. Step 2: Convert to fraction form
    9,516.39/13,132.63 = 6,649.29/x
  3. Step 3: Cross multiply
    9,516.39x = 13,132.63 × 6,649.29
  4. Step 4: Simplify right side
    9,516.39x = 87,322,673.64
  5. Step 5: Solve for x
    x = 87,322,673.64/9,516.39
  6. Step 6: Final answer
    x = 9,176.03

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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.