Home / 3,768.02-5,199.90-2,276.00

Finding the Fourth Proportional to 3,768.02, 5,199.90 and 2,276.00

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Solution

The fourth proportional to 3,768.02, 5,199.90 and 2,276.00 is: 3,140.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.02 : 5,199.90 = 2,276.00 : x
  2. Step 2: Convert to fraction form
    3,768.02/5,199.90 = 2,276.00/x
  3. Step 3: Cross multiply
    3,768.02x = 5,199.90 × 2,276.00
  4. Step 4: Simplify right side
    3,768.02x = 11,834,957.37
  5. Step 5: Solve for x
    x = 11,834,957.37/3,768.02
  6. Step 6: Final answer
    x = 3,140.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.