Home / 3,348.78-5,021.30-1,501.67

Finding the Fourth Proportional to 3,348.78, 5,021.30 and 1,501.67

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Solution

The fourth proportional to 3,348.78, 5,021.30 and 1,501.67 is: 2,251.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.78 : 5,021.30 = 1,501.67 : x
  2. Step 2: Convert to fraction form
    3,348.78/5,021.30 = 1,501.67/x
  3. Step 3: Cross multiply
    3,348.78x = 5,021.30 × 1,501.67
  4. Step 4: Simplify right side
    3,348.78x = 7,540,302.96
  5. Step 5: Solve for x
    x = 7,540,302.96/3,348.78
  6. Step 6: Final answer
    x = 2,251.66

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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.