Home / 8,259.53-12,376.98-3,326.45

Finding the Fourth Proportional to 8,259.53, 12,376.98 and 3,326.45

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Solution

The fourth proportional to 8,259.53, 12,376.98 and 3,326.45 is: 4,984.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.53 : 12,376.98 = 3,326.45 : x
  2. Step 2: Convert to fraction form
    8,259.53/12,376.98 = 3,326.45/x
  3. Step 3: Cross multiply
    8,259.53x = 12,376.98 × 3,326.45
  4. Step 4: Simplify right side
    8,259.53x = 41,171,343.24
  5. Step 5: Solve for x
    x = 41,171,343.24/8,259.53
  6. Step 6: Final answer
    x = 4,984.71

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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.