Home / 4,813.02-7,220.80-2,039.79

Finding the Fourth Proportional to 4,813.02, 7,220.80 and 2,039.79

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Solution

The fourth proportional to 4,813.02, 7,220.80 and 2,039.79 is: 3,060.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.02 : 7,220.80 = 2,039.79 : x
  2. Step 2: Convert to fraction form
    4,813.02/7,220.80 = 2,039.79/x
  3. Step 3: Cross multiply
    4,813.02x = 7,220.80 × 2,039.79
  4. Step 4: Simplify right side
    4,813.02x = 14,728,915.63
  5. Step 5: Solve for x
    x = 14,728,915.63/4,813.02
  6. Step 6: Final answer
    x = 3,060.22

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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.