Home / 5,183.30-7,153.02-2,825.48

Finding the Fourth Proportional to 5,183.30, 7,153.02 and 2,825.48

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Solution

The fourth proportional to 5,183.30, 7,153.02 and 2,825.48 is: 3,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.30 : 7,153.02 = 2,825.48 : x
  2. Step 2: Convert to fraction form
    5,183.30/7,153.02 = 2,825.48/x
  3. Step 3: Cross multiply
    5,183.30x = 7,153.02 × 2,825.48
  4. Step 4: Simplify right side
    5,183.30x = 20,210,714.95
  5. Step 5: Solve for x
    x = 20,210,714.95/5,183.30
  6. Step 6: Final answer
    x = 3,899.20

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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.