Home / 7,450.75-11,176.41-1,904.24

Finding the Fourth Proportional to 7,450.75, 11,176.41 and 1,904.24

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Solution

The fourth proportional to 7,450.75, 11,176.41 and 1,904.24 is: 2,856.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.75 : 11,176.41 = 1,904.24 : x
  2. Step 2: Convert to fraction form
    7,450.75/11,176.41 = 1,904.24/x
  3. Step 3: Cross multiply
    7,450.75x = 11,176.41 × 1,904.24
  4. Step 4: Simplify right side
    7,450.75x = 21,282,602.06
  5. Step 5: Solve for x
    x = 21,282,602.06/7,450.75
  6. Step 6: Final answer
    x = 2,856.44

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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.