Home / 5,528.26-7,626.28-4,107.42

Finding the Fourth Proportional to 5,528.26, 7,626.28 and 4,107.42

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Solution

The fourth proportional to 5,528.26, 7,626.28 and 4,107.42 is: 5,666.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.26 : 7,626.28 = 4,107.42 : x
  2. Step 2: Convert to fraction form
    5,528.26/7,626.28 = 4,107.42/x
  3. Step 3: Cross multiply
    5,528.26x = 7,626.28 × 4,107.42
  4. Step 4: Simplify right side
    5,528.26x = 31,324,335.00
  5. Step 5: Solve for x
    x = 31,324,335.00/5,528.26
  6. Step 6: Final answer
    x = 5,666.22

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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.