Home / 4,821.14-7,232.40-2,047.80

Finding the Fourth Proportional to 4,821.14, 7,232.40 and 2,047.80

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Solution

The fourth proportional to 4,821.14, 7,232.40 and 2,047.80 is: 3,072.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.14 : 7,232.40 = 2,047.80 : x
  2. Step 2: Convert to fraction form
    4,821.14/7,232.40 = 2,047.80/x
  3. Step 3: Cross multiply
    4,821.14x = 7,232.40 × 2,047.80
  4. Step 4: Simplify right side
    4,821.14x = 14,810,508.72
  5. Step 5: Solve for x
    x = 14,810,508.72/4,821.14
  6. Step 6: Final answer
    x = 3,072.00

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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.