Home / 5,528.67-7,626.99-3,289.29

Finding the Fourth Proportional to 5,528.67, 7,626.99 and 3,289.29

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Solution

The fourth proportional to 5,528.67, 7,626.99 and 3,289.29 is: 4,537.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.67 : 7,626.99 = 3,289.29 : x
  2. Step 2: Convert to fraction form
    5,528.67/7,626.99 = 3,289.29/x
  3. Step 3: Cross multiply
    5,528.67x = 7,626.99 × 3,289.29
  4. Step 4: Simplify right side
    5,528.67x = 25,087,381.94
  5. Step 5: Solve for x
    x = 25,087,381.94/5,528.67
  6. Step 6: Final answer
    x = 4,537.69

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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.