Home / 5,614.60-8,427.30-2,844.40

Finding the Fourth Proportional to 5,614.60, 8,427.30 and 2,844.40

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Solution

The fourth proportional to 5,614.60, 8,427.30 and 2,844.40 is: 4,269.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,614.60 : 8,427.30 = 2,844.40 : x
  2. Step 2: Convert to fraction form
    5,614.60/8,427.30 = 2,844.40/x
  3. Step 3: Cross multiply
    5,614.60x = 8,427.30 × 2,844.40
  4. Step 4: Simplify right side
    5,614.60x = 23,970,612.12
  5. Step 5: Solve for x
    x = 23,970,612.12/5,614.60
  6. Step 6: Final answer
    x = 4,269.34

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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.