Home / 5,107.28-7,657.06-2,608.83

Finding the Fourth Proportional to 5,107.28, 7,657.06 and 2,608.83

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Solution

The fourth proportional to 5,107.28, 7,657.06 and 2,608.83 is: 3,911.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107.28 : 7,657.06 = 2,608.83 : x
  2. Step 2: Convert to fraction form
    5,107.28/7,657.06 = 2,608.83/x
  3. Step 3: Cross multiply
    5,107.28x = 7,657.06 × 2,608.83
  4. Step 4: Simplify right side
    5,107.28x = 19,975,967.84
  5. Step 5: Solve for x
    x = 19,975,967.84/5,107.28
  6. Step 6: Final answer
    x = 3,911.27

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1.5x scale

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.