Home / 8,748.65-13,121.09-2,506.98

Finding the Fourth Proportional to 8,748.65, 13,121.09 and 2,506.98

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Solution

The fourth proportional to 8,748.65, 13,121.09 and 2,506.98 is: 3,759.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.65 : 13,121.09 = 2,506.98 : x
  2. Step 2: Convert to fraction form
    8,748.65/13,121.09 = 2,506.98/x
  3. Step 3: Cross multiply
    8,748.65x = 13,121.09 × 2,506.98
  4. Step 4: Simplify right side
    8,748.65x = 32,894,297.67
  5. Step 5: Solve for x
    x = 32,894,297.67/8,748.65
  6. Step 6: Final answer
    x = 3,759.93

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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.