Home / 6,857.39-10,284.90-2,474.21

Finding the Fourth Proportional to 6,857.39, 10,284.90 and 2,474.21

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Solution

The fourth proportional to 6,857.39, 10,284.90 and 2,474.21 is: 3,710.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.39 : 10,284.90 = 2,474.21 : x
  2. Step 2: Convert to fraction form
    6,857.39/10,284.90 = 2,474.21/x
  3. Step 3: Cross multiply
    6,857.39x = 10,284.90 × 2,474.21
  4. Step 4: Simplify right side
    6,857.39x = 25,447,002.43
  5. Step 5: Solve for x
    x = 25,447,002.43/6,857.39
  6. Step 6: Final answer
    x = 3,710.89

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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.