Home / 11,440.92-17,151.54-4,520.28

Finding the Fourth Proportional to 11,440.92, 17,151.54 and 4,520.28

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Solution

The fourth proportional to 11,440.92, 17,151.54 and 4,520.28 is: 6,776.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,440.92 : 17,151.54 = 4,520.28 : x
  2. Step 2: Convert to fraction form
    11,440.92/17,151.54 = 4,520.28/x
  3. Step 3: Cross multiply
    11,440.92x = 17,151.54 × 4,520.28
  4. Step 4: Simplify right side
    11,440.92x = 77,529,763.23
  5. Step 5: Solve for x
    x = 77,529,763.23/11,440.92
  6. Step 6: Final answer
    x = 6,776.53

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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.