Home / 3,325.82-4,989.92-1,476.77

Finding the Fourth Proportional to 3,325.82, 4,989.92 and 1,476.77

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Solution

The fourth proportional to 3,325.82, 4,989.92 and 1,476.77 is: 2,215.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.82 : 4,989.92 = 1,476.77 : x
  2. Step 2: Convert to fraction form
    3,325.82/4,989.92 = 1,476.77/x
  3. Step 3: Cross multiply
    3,325.82x = 4,989.92 × 1,476.77
  4. Step 4: Simplify right side
    3,325.82x = 7,368,969.25
  5. Step 5: Solve for x
    x = 7,368,969.25/3,325.82
  6. Step 6: Final answer
    x = 2,215.68

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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.