Home / 5,614.81-8,427.40-2,843.42

Finding the Fourth Proportional to 5,614.81, 8,427.40 and 2,843.42

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Solution

The fourth proportional to 5,614.81, 8,427.40 and 2,843.42 is: 4,267.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,614.81 : 8,427.40 = 2,843.42 : x
  2. Step 2: Convert to fraction form
    5,614.81/8,427.40 = 2,843.42/x
  3. Step 3: Cross multiply
    5,614.81x = 8,427.40 × 2,843.42
  4. Step 4: Simplify right side
    5,614.81x = 23,962,637.71
  5. Step 5: Solve for x
    x = 23,962,637.71/5,614.81
  6. Step 6: Final answer
    x = 4,267.76

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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.