Home / 8,306.03-12,457.82-2,759.25

Finding the Fourth Proportional to 8,306.03, 12,457.82 and 2,759.25

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Solution

The fourth proportional to 8,306.03, 12,457.82 and 2,759.25 is: 4,138.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.03 : 12,457.82 = 2,759.25 : x
  2. Step 2: Convert to fraction form
    8,306.03/12,457.82 = 2,759.25/x
  3. Step 3: Cross multiply
    8,306.03x = 12,457.82 × 2,759.25
  4. Step 4: Simplify right side
    8,306.03x = 34,374,239.84
  5. Step 5: Solve for x
    x = 34,374,239.84/8,306.03
  6. Step 6: Final answer
    x = 4,138.47

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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.