Home / 4,104.14-6,156.60-1,330.88

Finding the Fourth Proportional to 4,104.14, 6,156.60 and 1,330.88

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Solution

The fourth proportional to 4,104.14, 6,156.60 and 1,330.88 is: 1,996.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.14 : 6,156.60 = 1,330.88 : x
  2. Step 2: Convert to fraction form
    4,104.14/6,156.60 = 1,330.88/x
  3. Step 3: Cross multiply
    4,104.14x = 6,156.60 × 1,330.88
  4. Step 4: Simplify right side
    4,104.14x = 8,193,695.81
  5. Step 5: Solve for x
    x = 8,193,695.81/4,104.14
  6. Step 6: Final answer
    x = 1,996.45

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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.