Home / 11,909.04-17,863.38-4,983.54

Finding the Fourth Proportional to 11,909.04, 17,863.38 and 4,983.54

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Solution

The fourth proportional to 11,909.04, 17,863.38 and 4,983.54 is: 7,475.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,909.04 : 17,863.38 = 4,983.54 : x
  2. Step 2: Convert to fraction form
    11,909.04/17,863.38 = 4,983.54/x
  3. Step 3: Cross multiply
    11,909.04x = 17,863.38 × 4,983.54
  4. Step 4: Simplify right side
    11,909.04x = 89,022,868.77
  5. Step 5: Solve for x
    x = 89,022,868.77/11,909.04
  6. Step 6: Final answer
    x = 7,475.23

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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.