Home / 4,538.90-6,839.24-3,735.20

Finding the Fourth Proportional to 4,538.90, 6,839.24 and 3,735.20

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Solution

The fourth proportional to 4,538.90, 6,839.24 and 3,735.20 is: 5,628.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.90 : 6,839.24 = 3,735.20 : x
  2. Step 2: Convert to fraction form
    4,538.90/6,839.24 = 3,735.20/x
  3. Step 3: Cross multiply
    4,538.90x = 6,839.24 × 3,735.20
  4. Step 4: Simplify right side
    4,538.90x = 25,545,929.25
  5. Step 5: Solve for x
    x = 25,545,929.25/4,538.90
  6. Step 6: Final answer
    x = 5,628.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.