Home / 3,614.87-5,422.24-1,116.09

Finding the Fourth Proportional to 3,614.87, 5,422.24 and 1,116.09

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Solution

The fourth proportional to 3,614.87, 5,422.24 and 1,116.09 is: 1,674.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.87 : 5,422.24 = 1,116.09 : x
  2. Step 2: Convert to fraction form
    3,614.87/5,422.24 = 1,116.09/x
  3. Step 3: Cross multiply
    3,614.87x = 5,422.24 × 1,116.09
  4. Step 4: Simplify right side
    3,614.87x = 6,051,707.84
  5. Step 5: Solve for x
    x = 6,051,707.84/3,614.87
  6. Step 6: Final answer
    x = 1,674.11

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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.