Home / 6,839.77-10,252.47-3,874.50

Finding the Fourth Proportional to 6,839.77, 10,252.47 and 3,874.50

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Solution

The fourth proportional to 6,839.77, 10,252.47 and 3,874.50 is: 5,807.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.77 : 10,252.47 = 3,874.50 : x
  2. Step 2: Convert to fraction form
    6,839.77/10,252.47 = 3,874.50/x
  3. Step 3: Cross multiply
    6,839.77x = 10,252.47 × 3,874.50
  4. Step 4: Simplify right side
    6,839.77x = 39,723,195.02
  5. Step 5: Solve for x
    x = 39,723,195.02/6,839.77
  6. Step 6: Final answer
    x = 5,807.68

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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.