Home / 8,285.55-11,433.91-4,508.58

Finding the Fourth Proportional to 8,285.55, 11,433.91 and 4,508.58

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Solution

The fourth proportional to 8,285.55, 11,433.91 and 4,508.58 is: 6,221.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,285.55 : 11,433.91 = 4,508.58 : x
  2. Step 2: Convert to fraction form
    8,285.55/11,433.91 = 4,508.58/x
  3. Step 3: Cross multiply
    8,285.55x = 11,433.91 × 4,508.58
  4. Step 4: Simplify right side
    8,285.55x = 51,550,697.95
  5. Step 5: Solve for x
    x = 51,550,697.95/8,285.55
  6. Step 6: Final answer
    x = 6,221.76

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1.5x scale

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.