Home / 5,220.44-7,204.51-2,983.02

Finding the Fourth Proportional to 5,220.44, 7,204.51 and 2,983.02

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Solution

The fourth proportional to 5,220.44, 7,204.51 and 2,983.02 is: 4,116.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.44 : 7,204.51 = 2,983.02 : x
  2. Step 2: Convert to fraction form
    5,220.44/7,204.51 = 2,983.02/x
  3. Step 3: Cross multiply
    5,220.44x = 7,204.51 × 2,983.02
  4. Step 4: Simplify right side
    5,220.44x = 21,491,197.42
  5. Step 5: Solve for x
    x = 21,491,197.42/5,220.44
  6. Step 6: Final answer
    x = 4,116.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.