Home / 6,727.38-10,087.44-4,890.30

Finding the Fourth Proportional to 6,727.38, 10,087.44 and 4,890.30

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Solution

The fourth proportional to 6,727.38, 10,087.44 and 4,890.30 is: 7,332.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,727.38 : 10,087.44 = 4,890.30 : x
  2. Step 2: Convert to fraction form
    6,727.38/10,087.44 = 4,890.30/x
  3. Step 3: Cross multiply
    6,727.38x = 10,087.44 × 4,890.30
  4. Step 4: Simplify right side
    6,727.38x = 49,330,607.83
  5. Step 5: Solve for x
    x = 49,330,607.83/6,727.38
  6. Step 6: Final answer
    x = 7,332.81

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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.