Home / 5,189.42-7,159.20-3,064.08

Finding the Fourth Proportional to 5,189.42, 7,159.20 and 3,064.08

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Solution

The fourth proportional to 5,189.42, 7,159.20 and 3,064.08 is: 4,227.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189.42 : 7,159.20 = 3,064.08 : x
  2. Step 2: Convert to fraction form
    5,189.42/7,159.20 = 3,064.08/x
  3. Step 3: Cross multiply
    5,189.42x = 7,159.20 × 3,064.08
  4. Step 4: Simplify right side
    5,189.42x = 21,936,361.54
  5. Step 5: Solve for x
    x = 21,936,361.54/5,189.42
  6. Step 6: Final answer
    x = 4,227.14

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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.