Home / 5,426.60-8,135.04-2,826.56

Finding the Fourth Proportional to 5,426.60, 8,135.04 and 2,826.56

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Solution

The fourth proportional to 5,426.60, 8,135.04 and 2,826.56 is: 4,237.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.60 : 8,135.04 = 2,826.56 : x
  2. Step 2: Convert to fraction form
    5,426.60/8,135.04 = 2,826.56/x
  3. Step 3: Cross multiply
    5,426.60x = 8,135.04 × 2,826.56
  4. Step 4: Simplify right side
    5,426.60x = 22,994,178.66
  5. Step 5: Solve for x
    x = 22,994,178.66/5,426.60
  6. Step 6: Final answer
    x = 4,237.31

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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.