Home / 4,325.69-5,969.90-2,648.21

Finding the Fourth Proportional to 4,325.69, 5,969.90 and 2,648.21

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Solution

The fourth proportional to 4,325.69, 5,969.90 and 2,648.21 is: 3,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,325.69 : 5,969.90 = 2,648.21 : x
  2. Step 2: Convert to fraction form
    4,325.69/5,969.90 = 2,648.21/x
  3. Step 3: Cross multiply
    4,325.69x = 5,969.90 × 2,648.21
  4. Step 4: Simplify right side
    4,325.69x = 15,809,505.79
  5. Step 5: Solve for x
    x = 15,809,505.79/4,325.69
  6. Step 6: Final answer
    x = 3,654.79

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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.