Home / 5,825.70-8,039.52-3,173.13

Finding the Fourth Proportional to 5,825.70, 8,039.52 and 3,173.13

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Solution

The fourth proportional to 5,825.70, 8,039.52 and 3,173.13 is: 4,378.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.70 : 8,039.52 = 3,173.13 : x
  2. Step 2: Convert to fraction form
    5,825.70/8,039.52 = 3,173.13/x
  3. Step 3: Cross multiply
    5,825.70x = 8,039.52 × 3,173.13
  4. Step 4: Simplify right side
    5,825.70x = 25,510,442.10
  5. Step 5: Solve for x
    x = 25,510,442.10/5,825.70
  6. Step 6: Final answer
    x = 4,378.95

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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.