Home / 3,030.30-4,543.31-1,179.86

Finding the Fourth Proportional to 3,030.30, 4,543.31 and 1,179.86

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Solution

The fourth proportional to 3,030.30, 4,543.31 and 1,179.86 is: 1,768.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.30 : 4,543.31 = 1,179.86 : x
  2. Step 2: Convert to fraction form
    3,030.30/4,543.31 = 1,179.86/x
  3. Step 3: Cross multiply
    3,030.30x = 4,543.31 × 1,179.86
  4. Step 4: Simplify right side
    3,030.30x = 5,360,441.12
  5. Step 5: Solve for x
    x = 5,360,441.12/3,030.30
  6. Step 6: Final answer
    x = 1,768.95

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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.