Home / 3,082.04-4,253.22-1,684.79

Finding the Fourth Proportional to 3,082.04, 4,253.22 and 1,684.79

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Solution

The fourth proportional to 3,082.04, 4,253.22 and 1,684.79 is: 2,325.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.04 : 4,253.22 = 1,684.79 : x
  2. Step 2: Convert to fraction form
    3,082.04/4,253.22 = 1,684.79/x
  3. Step 3: Cross multiply
    3,082.04x = 4,253.22 × 1,684.79
  4. Step 4: Simplify right side
    3,082.04x = 7,165,761.26
  5. Step 5: Solve for x
    x = 7,165,761.26/3,082.04
  6. Step 6: Final answer
    x = 2,325.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.