Home / 4,650.53-6,969.86-2,179.90

Finding the Fourth Proportional to 4,650.53, 6,969.86 and 2,179.90

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Solution

The fourth proportional to 4,650.53, 6,969.86 and 2,179.90 is: 3,267.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.53 : 6,969.86 = 2,179.90 : x
  2. Step 2: Convert to fraction form
    4,650.53/6,969.86 = 2,179.90/x
  3. Step 3: Cross multiply
    4,650.53x = 6,969.86 × 2,179.90
  4. Step 4: Simplify right side
    4,650.53x = 15,193,597.81
  5. Step 5: Solve for x
    x = 15,193,597.81/4,650.53
  6. Step 6: Final answer
    x = 3,267.07

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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.