Home / 6,815.87-10,225.01-2,658.14

Finding the Fourth Proportional to 6,815.87, 10,225.01 and 2,658.14

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Solution

The fourth proportional to 6,815.87, 10,225.01 and 2,658.14 is: 3,987.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.87 : 10,225.01 = 2,658.14 : x
  2. Step 2: Convert to fraction form
    6,815.87/10,225.01 = 2,658.14/x
  3. Step 3: Cross multiply
    6,815.87x = 10,225.01 × 2,658.14
  4. Step 4: Simplify right side
    6,815.87x = 27,179,508.08
  5. Step 5: Solve for x
    x = 27,179,508.08/6,815.87
  6. Step 6: Final answer
    x = 3,987.68

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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.