Home / 8,884.36-13,288.38-5,177.32

Finding the Fourth Proportional to 8,884.36, 13,288.38 and 5,177.32

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Solution

The fourth proportional to 8,884.36, 13,288.38 and 5,177.32 is: 7,743.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884.36 : 13,288.38 = 5,177.32 : x
  2. Step 2: Convert to fraction form
    8,884.36/13,288.38 = 5,177.32/x
  3. Step 3: Cross multiply
    8,884.36x = 13,288.38 × 5,177.32
  4. Step 4: Simplify right side
    8,884.36x = 68,798,195.54
  5. Step 5: Solve for x
    x = 68,798,195.54/8,884.36
  6. Step 6: Final answer
    x = 7,743.74

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1.5x scale

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.