Home / 3,004.86-4,506.21-1,155.03

Finding the Fourth Proportional to 3,004.86, 4,506.21 and 1,155.03

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Solution

The fourth proportional to 3,004.86, 4,506.21 and 1,155.03 is: 1,732.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.86 : 4,506.21 = 1,155.03 : x
  2. Step 2: Convert to fraction form
    3,004.86/4,506.21 = 1,155.03/x
  3. Step 3: Cross multiply
    3,004.86x = 4,506.21 × 1,155.03
  4. Step 4: Simplify right side
    3,004.86x = 5,204,807.74
  5. Step 5: Solve for x
    x = 5,204,807.74/3,004.86
  6. Step 6: Final answer
    x = 1,732.13

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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.