Home / 4,057.29-6,082.29-1,423.05

Finding the Fourth Proportional to 4,057.29, 6,082.29 and 1,423.05

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Solution

The fourth proportional to 4,057.29, 6,082.29 and 1,423.05 is: 2,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057.29 : 6,082.29 = 1,423.05 : x
  2. Step 2: Convert to fraction form
    4,057.29/6,082.29 = 1,423.05/x
  3. Step 3: Cross multiply
    4,057.29x = 6,082.29 × 1,423.05
  4. Step 4: Simplify right side
    4,057.29x = 8,655,402.78
  5. Step 5: Solve for x
    x = 8,655,402.78/4,057.29
  6. Step 6: Final answer
    x = 2,133.30

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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.