Home / 11,237.46-16,850.52-6,428.31

Finding the Fourth Proportional to 11,237.46, 16,850.52 and 6,428.31

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Solution

The fourth proportional to 11,237.46, 16,850.52 and 6,428.31 is: 9,639.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.46 : 16,850.52 = 6,428.31 : x
  2. Step 2: Convert to fraction form
    11,237.46/16,850.52 = 6,428.31/x
  3. Step 3: Cross multiply
    11,237.46x = 16,850.52 × 6,428.31
  4. Step 4: Simplify right side
    11,237.46x = 108,320,366.22
  5. Step 5: Solve for x
    x = 108,320,366.22/11,237.46
  6. Step 6: Final answer
    x = 9,639.22

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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.