Home / 7,502.45-11,245.84-2,570.36

Finding the Fourth Proportional to 7,502.45, 11,245.84 and 2,570.36

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Solution

The fourth proportional to 7,502.45, 11,245.84 and 2,570.36 is: 3,852.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502.45 : 11,245.84 = 2,570.36 : x
  2. Step 2: Convert to fraction form
    7,502.45/11,245.84 = 2,570.36/x
  3. Step 3: Cross multiply
    7,502.45x = 11,245.84 × 2,570.36
  4. Step 4: Simplify right side
    7,502.45x = 28,905,794.65
  5. Step 5: Solve for x
    x = 28,905,794.65/7,502.45
  6. Step 6: Final answer
    x = 3,852.85

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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.