Home / 3,065.12-4,598.09-984.43

Finding the Fourth Proportional to 3,065.12, 4,598.09 and 984.43

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Solution

The fourth proportional to 3,065.12, 4,598.09 and 984.43 is: 1,476.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.12 : 4,598.09 = 984.43 : x
  2. Step 2: Convert to fraction form
    3,065.12/4,598.09 = 984.43/x
  3. Step 3: Cross multiply
    3,065.12x = 4,598.09 × 984.43
  4. Step 4: Simplify right side
    3,065.12x = 4,526,469.83
  5. Step 5: Solve for x
    x = 4,526,469.83/3,065.12
  6. Step 6: Final answer
    x = 1,476.77

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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.