Home / 1,614.04-2,238.77-1,571.35

Finding the Fourth Proportional to 1,614.04, 2,238.77 and 1,571.35

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Solution

The fourth proportional to 1,614.04, 2,238.77 and 1,571.35 is: 2,179.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614.04 : 2,238.77 = 1,571.35 : x
  2. Step 2: Convert to fraction form
    1,614.04/2,238.77 = 1,571.35/x
  3. Step 3: Cross multiply
    1,614.04x = 2,238.77 × 1,571.35
  4. Step 4: Simplify right side
    1,614.04x = 3,517,891.24
  5. Step 5: Solve for x
    x = 3,517,891.24/1,614.04
  6. Step 6: Final answer
    x = 2,179.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.