Home / 6,874.24-9,457.68-5,299.60

Finding the Fourth Proportional to 6,874.24, 9,457.68 and 5,299.60

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Solution

The fourth proportional to 6,874.24, 9,457.68 and 5,299.60 is: 7,291.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,874.24 : 9,457.68 = 5,299.60 : x
  2. Step 2: Convert to fraction form
    6,874.24/9,457.68 = 5,299.60/x
  3. Step 3: Cross multiply
    6,874.24x = 9,457.68 × 5,299.60
  4. Step 4: Simplify right side
    6,874.24x = 50,121,920.93
  5. Step 5: Solve for x
    x = 50,121,920.93/6,874.24
  6. Step 6: Final answer
    x = 7,291.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.