Home / 8,370.24-11,550.72-4,644

Finding the Fourth Proportional to 8,370.24, 11,550.72 and 4,644

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Solution

The fourth proportional to 8,370.24, 11,550.72 and 4,644 is: 6,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.24 : 11,550.72 = 4,644 : x
  2. Step 2: Convert to fraction form
    8,370.24/11,550.72 = 4,644/x
  3. Step 3: Cross multiply
    8,370.24x = 11,550.72 × 4,644
  4. Step 4: Simplify right side
    8,370.24x = 53,641,543.68
  5. Step 5: Solve for x
    x = 53,641,543.68/8,370.24
  6. Step 6: Final answer
    x = 6,408.60

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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.