Home / 3,950.84-5,452.08-2,182.40

Finding the Fourth Proportional to 3,950.84, 5,452.08 and 2,182.40

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Solution

The fourth proportional to 3,950.84, 5,452.08 and 2,182.40 is: 3,011.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.84 : 5,452.08 = 2,182.40 : x
  2. Step 2: Convert to fraction form
    3,950.84/5,452.08 = 2,182.40/x
  3. Step 3: Cross multiply
    3,950.84x = 5,452.08 × 2,182.40
  4. Step 4: Simplify right side
    3,950.84x = 11,898,619.39
  5. Step 5: Solve for x
    x = 11,898,619.39/3,950.84
  6. Step 6: Final answer
    x = 3,011.67

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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.