Home / 4,660.80-6,976.08-3,427.98

Finding the Fourth Proportional to 4,660.80, 6,976.08 and 3,427.98

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Solution

The fourth proportional to 4,660.80, 6,976.08 and 3,427.98 is: 5,130.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.80 : 6,976.08 = 3,427.98 : x
  2. Step 2: Convert to fraction form
    4,660.80/6,976.08 = 3,427.98/x
  3. Step 3: Cross multiply
    4,660.80x = 6,976.08 × 3,427.98
  4. Step 4: Simplify right side
    4,660.80x = 23,913,862.72
  5. Step 5: Solve for x
    x = 23,913,862.72/4,660.80
  6. Step 6: Final answer
    x = 5,130.85

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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.