Home / 8,551.36-11,797.80-5,195.56

Finding the Fourth Proportional to 8,551.36, 11,797.80 and 5,195.56

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Solution

The fourth proportional to 8,551.36, 11,797.80 and 5,195.56 is: 7,168.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551.36 : 11,797.80 = 5,195.56 : x
  2. Step 2: Convert to fraction form
    8,551.36/11,797.80 = 5,195.56/x
  3. Step 3: Cross multiply
    8,551.36x = 11,797.80 × 5,195.56
  4. Step 4: Simplify right side
    8,551.36x = 61,296,177.77
  5. Step 5: Solve for x
    x = 61,296,177.77/8,551.36
  6. Step 6: Final answer
    x = 7,168.00

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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.