Home / 8,110.08-12,169.44-3,492

Finding the Fourth Proportional to 8,110.08, 12,169.44 and 3,492

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Solution

The fourth proportional to 8,110.08, 12,169.44 and 3,492 is: 5,239.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.08 : 12,169.44 = 3,492 : x
  2. Step 2: Convert to fraction form
    8,110.08/12,169.44 = 3,492/x
  3. Step 3: Cross multiply
    8,110.08x = 12,169.44 × 3,492
  4. Step 4: Simplify right side
    8,110.08x = 42,495,684.48
  5. Step 5: Solve for x
    x = 42,495,684.48/8,110.08
  6. Step 6: Final answer
    x = 5,239.86

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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.