Home / 4,650.80-6,972.86-2,184.26

Finding the Fourth Proportional to 4,650.80, 6,972.86 and 2,184.26

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Solution

The fourth proportional to 4,650.80, 6,972.86 and 2,184.26 is: 3,274.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.80 : 6,972.86 = 2,184.26 : x
  2. Step 2: Convert to fraction form
    4,650.80/6,972.86 = 2,184.26/x
  3. Step 3: Cross multiply
    4,650.80x = 6,972.86 × 2,184.26
  4. Step 4: Simplify right side
    4,650.80x = 15,230,493.40
  5. Step 5: Solve for x
    x = 15,230,493.40/4,650.80
  6. Step 6: Final answer
    x = 3,274.82

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1.5x scale

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.