Home / 3,047.85-4,570.25-1,487.97

Finding the Fourth Proportional to 3,047.85, 4,570.25 and 1,487.97

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Solution

The fourth proportional to 3,047.85, 4,570.25 and 1,487.97 is: 2,231.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.85 : 4,570.25 = 1,487.97 : x
  2. Step 2: Convert to fraction form
    3,047.85/4,570.25 = 1,487.97/x
  3. Step 3: Cross multiply
    3,047.85x = 4,570.25 × 1,487.97
  4. Step 4: Simplify right side
    3,047.85x = 6,800,387.45
  5. Step 5: Solve for x
    x = 6,800,387.45/3,047.85
  6. Step 6: Final answer
    x = 2,231.21

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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.