Home / 3,312.35-4,968.68-1,850.39

Finding the Fourth Proportional to 3,312.35, 4,968.68 and 1,850.39

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Solution

The fourth proportional to 3,312.35, 4,968.68 and 1,850.39 is: 2,775.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.35 : 4,968.68 = 1,850.39 : x
  2. Step 2: Convert to fraction form
    3,312.35/4,968.68 = 1,850.39/x
  3. Step 3: Cross multiply
    3,312.35x = 4,968.68 × 1,850.39
  4. Step 4: Simplify right side
    3,312.35x = 9,193,995.79
  5. Step 5: Solve for x
    x = 9,193,995.79/3,312.35
  6. Step 6: Final answer
    x = 2,775.67

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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.