Home / 7,450.32-11,171.43-3,070.92

Finding the Fourth Proportional to 7,450.32, 11,171.43 and 3,070.92

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Solution

The fourth proportional to 7,450.32, 11,171.43 and 3,070.92 is: 4,604.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.32 : 11,171.43 = 3,070.92 : x
  2. Step 2: Convert to fraction form
    7,450.32/11,171.43 = 3,070.92/x
  3. Step 3: Cross multiply
    7,450.32x = 11,171.43 × 3,070.92
  4. Step 4: Simplify right side
    7,450.32x = 34,306,567.82
  5. Step 5: Solve for x
    x = 34,306,567.82/7,450.32
  6. Step 6: Final answer
    x = 4,604.71

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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.