Home / 3,082.18-4,621.11-1,134.13

Finding the Fourth Proportional to 3,082.18, 4,621.11 and 1,134.13

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Solution

The fourth proportional to 3,082.18, 4,621.11 and 1,134.13 is: 1,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.18 : 4,621.11 = 1,134.13 : x
  2. Step 2: Convert to fraction form
    3,082.18/4,621.11 = 1,134.13/x
  3. Step 3: Cross multiply
    3,082.18x = 4,621.11 × 1,134.13
  4. Step 4: Simplify right side
    3,082.18x = 5,240,939.48
  5. Step 5: Solve for x
    x = 5,240,939.48/3,082.18
  6. Step 6: Final answer
    x = 1,700.40

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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.