Home / 3,069.07-4,604.96-1,425.40

Finding the Fourth Proportional to 3,069.07, 4,604.96 and 1,425.40

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Solution

The fourth proportional to 3,069.07, 4,604.96 and 1,425.40 is: 2,138.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.07 : 4,604.96 = 1,425.40 : x
  2. Step 2: Convert to fraction form
    3,069.07/4,604.96 = 1,425.40/x
  3. Step 3: Cross multiply
    3,069.07x = 4,604.96 × 1,425.40
  4. Step 4: Simplify right side
    3,069.07x = 6,563,902.04
  5. Step 5: Solve for x
    x = 6,563,902.04/3,069.07
  6. Step 6: Final answer
    x = 2,138.73

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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.