Home / 3,178.24-4,759.66-1,614.13

Finding the Fourth Proportional to 3,178.24, 4,759.66 and 1,614.13

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Solution

The fourth proportional to 3,178.24, 4,759.66 and 1,614.13 is: 2,417.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178.24 : 4,759.66 = 1,614.13 : x
  2. Step 2: Convert to fraction form
    3,178.24/4,759.66 = 1,614.13/x
  3. Step 3: Cross multiply
    3,178.24x = 4,759.66 × 1,614.13
  4. Step 4: Simplify right side
    3,178.24x = 7,682,700.11
  5. Step 5: Solve for x
    x = 7,682,700.11/3,178.24
  6. Step 6: Final answer
    x = 2,417.28

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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.