Home / 8,193.92-12,295.20-3,580.16

Finding the Fourth Proportional to 8,193.92, 12,295.20 and 3,580.16

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Solution

The fourth proportional to 8,193.92, 12,295.20 and 3,580.16 is: 5,372.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193.92 : 12,295.20 = 3,580.16 : x
  2. Step 2: Convert to fraction form
    8,193.92/12,295.20 = 3,580.16/x
  3. Step 3: Cross multiply
    8,193.92x = 12,295.20 × 3,580.16
  4. Step 4: Simplify right side
    8,193.92x = 44,018,783.23
  5. Step 5: Solve for x
    x = 44,018,783.23/8,193.92
  6. Step 6: Final answer
    x = 5,372.13

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1.5x scale

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.