Home / 3,278.67-4,913.40-2,302.77

Finding the Fourth Proportional to 3,278.67, 4,913.40 and 2,302.77

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Solution

The fourth proportional to 3,278.67, 4,913.40 and 2,302.77 is: 3,450.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.67 : 4,913.40 = 2,302.77 : x
  2. Step 2: Convert to fraction form
    3,278.67/4,913.40 = 2,302.77/x
  3. Step 3: Cross multiply
    3,278.67x = 4,913.40 × 2,302.77
  4. Step 4: Simplify right side
    3,278.67x = 11,314,430.12
  5. Step 5: Solve for x
    x = 11,314,430.12/3,278.67
  6. Step 6: Final answer
    x = 3,450.92

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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.