Home / 3,287.55-4,930.02-1,206.93

Finding the Fourth Proportional to 3,287.55, 4,930.02 and 1,206.93

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Solution

The fourth proportional to 3,287.55, 4,930.02 and 1,206.93 is: 1,809.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287.55 : 4,930.02 = 1,206.93 : x
  2. Step 2: Convert to fraction form
    3,287.55/4,930.02 = 1,206.93/x
  3. Step 3: Cross multiply
    3,287.55x = 4,930.02 × 1,206.93
  4. Step 4: Simplify right side
    3,287.55x = 5,950,189.04
  5. Step 5: Solve for x
    x = 5,950,189.04/3,287.55
  6. Step 6: Final answer
    x = 1,809.92

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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.