Home / 4,082.05-6,124.02-1,308.88

Finding the Fourth Proportional to 4,082.05, 6,124.02 and 1,308.88

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Solution

The fourth proportional to 4,082.05, 6,124.02 and 1,308.88 is: 1,963.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.05 : 6,124.02 = 1,308.88 : x
  2. Step 2: Convert to fraction form
    4,082.05/6,124.02 = 1,308.88/x
  3. Step 3: Cross multiply
    4,082.05x = 6,124.02 × 1,308.88
  4. Step 4: Simplify right side
    4,082.05x = 8,015,607.30
  5. Step 5: Solve for x
    x = 8,015,607.30/4,082.05
  6. Step 6: Final answer
    x = 1,963.62

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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.