Home / 5,119.62-7,673.22-2,342.40

Finding the Fourth Proportional to 5,119.62, 7,673.22 and 2,342.40

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Solution

The fourth proportional to 5,119.62, 7,673.22 and 2,342.40 is: 3,510.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119.62 : 7,673.22 = 2,342.40 : x
  2. Step 2: Convert to fraction form
    5,119.62/7,673.22 = 2,342.40/x
  3. Step 3: Cross multiply
    5,119.62x = 7,673.22 × 2,342.40
  4. Step 4: Simplify right side
    5,119.62x = 17,973,750.53
  5. Step 5: Solve for x
    x = 17,973,750.53/5,119.62
  6. Step 6: Final answer
    x = 3,510.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.