Home / 7,492.82-11,239.30-3,331.70

Finding the Fourth Proportional to 7,492.82, 11,239.30 and 3,331.70

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Solution

The fourth proportional to 7,492.82, 11,239.30 and 3,331.70 is: 4,997.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.82 : 11,239.30 = 3,331.70 : x
  2. Step 2: Convert to fraction form
    7,492.82/11,239.30 = 3,331.70/x
  3. Step 3: Cross multiply
    7,492.82x = 11,239.30 × 3,331.70
  4. Step 4: Simplify right side
    7,492.82x = 37,445,975.81
  5. Step 5: Solve for x
    x = 37,445,975.81/7,492.82
  6. Step 6: Final answer
    x = 4,997.58

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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.