Home / 1,614.06-2,226.96-984.69

Finding the Fourth Proportional to 1,614.06, 2,226.96 and 984.69

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Solution

The fourth proportional to 1,614.06, 2,226.96 and 984.69 is: 1,358.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614.06 : 2,226.96 = 984.69 : x
  2. Step 2: Convert to fraction form
    1,614.06/2,226.96 = 984.69/x
  3. Step 3: Cross multiply
    1,614.06x = 2,226.96 × 984.69
  4. Step 4: Simplify right side
    1,614.06x = 2,192,865.24
  5. Step 5: Solve for x
    x = 2,192,865.24/1,614.06
  6. Step 6: Final answer
    x = 1,358.60

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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.