Home / 9,190.08-13,763.52-7,228.80

Finding the Fourth Proportional to 9,190.08, 13,763.52 and 7,228.80

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Solution

The fourth proportional to 9,190.08, 13,763.52 and 7,228.80 is: 10,826.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.08 : 13,763.52 = 7,228.80 : x
  2. Step 2: Convert to fraction form
    9,190.08/13,763.52 = 7,228.80/x
  3. Step 3: Cross multiply
    9,190.08x = 13,763.52 × 7,228.80
  4. Step 4: Simplify right side
    9,190.08x = 99,493,733.38
  5. Step 5: Solve for x
    x = 99,493,733.38/9,190.08
  6. Step 6: Final answer
    x = 10,826.21

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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.