Home / 6,757.87-10,127.59-4,288.27

Finding the Fourth Proportional to 6,757.87, 10,127.59 and 4,288.27

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Solution

The fourth proportional to 6,757.87, 10,127.59 and 4,288.27 is: 6,426.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,757.87 : 10,127.59 = 4,288.27 : x
  2. Step 2: Convert to fraction form
    6,757.87/10,127.59 = 4,288.27/x
  3. Step 3: Cross multiply
    6,757.87x = 10,127.59 × 4,288.27
  4. Step 4: Simplify right side
    6,757.87x = 43,429,804.33
  5. Step 5: Solve for x
    x = 43,429,804.33/6,757.87
  6. Step 6: Final answer
    x = 6,426.55

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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.