Home / 8,716.24-13,080.84-4,102.48

Finding the Fourth Proportional to 8,716.24, 13,080.84 and 4,102.48

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Solution

The fourth proportional to 8,716.24, 13,080.84 and 4,102.48 is: 6,156.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.24 : 13,080.84 = 4,102.48 : x
  2. Step 2: Convert to fraction form
    8,716.24/13,080.84 = 4,102.48/x
  3. Step 3: Cross multiply
    8,716.24x = 13,080.84 × 4,102.48
  4. Step 4: Simplify right side
    8,716.24x = 53,663,884.48
  5. Step 5: Solve for x
    x = 53,663,884.48/8,716.24
  6. Step 6: Final answer
    x = 6,156.77

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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.