Home / 8,188.34-11,299.92-4,652.70

Finding the Fourth Proportional to 8,188.34, 11,299.92 and 4,652.70

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Solution

The fourth proportional to 8,188.34, 11,299.92 and 4,652.70 is: 6,420.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.34 : 11,299.92 = 4,652.70 : x
  2. Step 2: Convert to fraction form
    8,188.34/11,299.92 = 4,652.70/x
  3. Step 3: Cross multiply
    8,188.34x = 11,299.92 × 4,652.70
  4. Step 4: Simplify right side
    8,188.34x = 52,575,137.78
  5. Step 5: Solve for x
    x = 52,575,137.78/8,188.34
  6. Step 6: Final answer
    x = 6,420.73

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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.