Home / 6,877.63-10,316.45-3,179.17

Finding the Fourth Proportional to 6,877.63, 10,316.45 and 3,179.17

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Solution

The fourth proportional to 6,877.63, 10,316.45 and 3,179.17 is: 4,768.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.63 : 10,316.45 = 3,179.17 : x
  2. Step 2: Convert to fraction form
    6,877.63/10,316.45 = 3,179.17/x
  3. Step 3: Cross multiply
    6,877.63x = 10,316.45 × 3,179.17
  4. Step 4: Simplify right side
    6,877.63x = 32,797,748.35
  5. Step 5: Solve for x
    x = 32,797,748.35/6,877.63
  6. Step 6: Final answer
    x = 4,768.76

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Similar ratio
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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.