Home / 8,709.29-13,052.52-4,028.70

Finding the Fourth Proportional to 8,709.29, 13,052.52 and 4,028.70

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Solution

The fourth proportional to 8,709.29, 13,052.52 and 4,028.70 is: 6,037.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709.29 : 13,052.52 = 4,028.70 : x
  2. Step 2: Convert to fraction form
    8,709.29/13,052.52 = 4,028.70/x
  3. Step 3: Cross multiply
    8,709.29x = 13,052.52 × 4,028.70
  4. Step 4: Simplify right side
    8,709.29x = 52,584,687.32
  5. Step 5: Solve for x
    x = 52,584,687.32/8,709.29
  6. Step 6: Final answer
    x = 6,037.77

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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.