Home / 3,082.45-4,253.84-1,756.08

Finding the Fourth Proportional to 3,082.45, 4,253.84 and 1,756.08

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Solution

The fourth proportional to 3,082.45, 4,253.84 and 1,756.08 is: 2,423.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.45 : 4,253.84 = 1,756.08 : x
  2. Step 2: Convert to fraction form
    3,082.45/4,253.84 = 1,756.08/x
  3. Step 3: Cross multiply
    3,082.45x = 4,253.84 × 1,756.08
  4. Step 4: Simplify right side
    3,082.45x = 7,470,083.35
  5. Step 5: Solve for x
    x = 7,470,083.35/3,082.45
  6. Step 6: Final answer
    x = 2,423.42

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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.