Home / 4,003.30-6,002.79-1,810.90

Finding the Fourth Proportional to 4,003.30, 6,002.79 and 1,810.90

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Solution

The fourth proportional to 4,003.30, 6,002.79 and 1,810.90 is: 2,715.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.30 : 6,002.79 = 1,810.90 : x
  2. Step 2: Convert to fraction form
    4,003.30/6,002.79 = 1,810.90/x
  3. Step 3: Cross multiply
    4,003.30x = 6,002.79 × 1,810.90
  4. Step 4: Simplify right side
    4,003.30x = 10,870,452.41
  5. Step 5: Solve for x
    x = 10,870,452.41/4,003.30
  6. Step 6: Final answer
    x = 2,715.37

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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.