Home / 5,159.82-7,124.25-3,173.04

Finding the Fourth Proportional to 5,159.82, 7,124.25 and 3,173.04

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Solution

The fourth proportional to 5,159.82, 7,124.25 and 3,173.04 is: 4,381.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159.82 : 7,124.25 = 3,173.04 : x
  2. Step 2: Convert to fraction form
    5,159.82/7,124.25 = 3,173.04/x
  3. Step 3: Cross multiply
    5,159.82x = 7,124.25 × 3,173.04
  4. Step 4: Simplify right side
    5,159.82x = 22,605,530.22
  5. Step 5: Solve for x
    x = 22,605,530.22/5,159.82
  6. Step 6: Final answer
    x = 4,381.07

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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.