Home / 6,167.63-8,511.18-3,778.53

Finding the Fourth Proportional to 6,167.63, 8,511.18 and 3,778.53

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Solution

The fourth proportional to 6,167.63, 8,511.18 and 3,778.53 is: 5,214.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.63 : 8,511.18 = 3,778.53 : x
  2. Step 2: Convert to fraction form
    6,167.63/8,511.18 = 3,778.53/x
  3. Step 3: Cross multiply
    6,167.63x = 8,511.18 × 3,778.53
  4. Step 4: Simplify right side
    6,167.63x = 32,159,748.97
  5. Step 5: Solve for x
    x = 32,159,748.97/6,167.63
  6. Step 6: Final answer
    x = 5,214.28

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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.