Home / 6,719.38-10,072.32-2,558.32

Finding the Fourth Proportional to 6,719.38, 10,072.32 and 2,558.32

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Solution

The fourth proportional to 6,719.38, 10,072.32 and 2,558.32 is: 3,834.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.38 : 10,072.32 = 2,558.32 : x
  2. Step 2: Convert to fraction form
    6,719.38/10,072.32 = 2,558.32/x
  3. Step 3: Cross multiply
    6,719.38x = 10,072.32 × 2,558.32
  4. Step 4: Simplify right side
    6,719.38x = 25,768,217.70
  5. Step 5: Solve for x
    x = 25,768,217.70/6,719.38
  6. Step 6: Final answer
    x = 3,834.91

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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.