Home / 4,654.49-6,983.25-2,189.56

Finding the Fourth Proportional to 4,654.49, 6,983.25 and 2,189.56

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Solution

The fourth proportional to 4,654.49, 6,983.25 and 2,189.56 is: 3,285.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654.49 : 6,983.25 = 2,189.56 : x
  2. Step 2: Convert to fraction form
    4,654.49/6,983.25 = 2,189.56/x
  3. Step 3: Cross multiply
    4,654.49x = 6,983.25 × 2,189.56
  4. Step 4: Simplify right side
    4,654.49x = 15,290,244.87
  5. Step 5: Solve for x
    x = 15,290,244.87/4,654.49
  6. Step 6: Final answer
    x = 3,285.05

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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.