Home / 11,983.30-16,533.38-6,947.26

Finding the Fourth Proportional to 11,983.30, 16,533.38 and 6,947.26

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Solution

The fourth proportional to 11,983.30, 16,533.38 and 6,947.26 is: 9,585.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,983.30 : 16,533.38 = 6,947.26 : x
  2. Step 2: Convert to fraction form
    11,983.30/16,533.38 = 6,947.26/x
  3. Step 3: Cross multiply
    11,983.30x = 16,533.38 × 6,947.26
  4. Step 4: Simplify right side
    11,983.30x = 114,861,665.57
  5. Step 5: Solve for x
    x = 114,861,665.57/11,983.30
  6. Step 6: Final answer
    x = 9,585.15

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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.