Home / 10,245.48-14,140.17-5,771.04

Finding the Fourth Proportional to 10,245.48, 14,140.17 and 5,771.04

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Solution

The fourth proportional to 10,245.48, 14,140.17 and 5,771.04 is: 7,964.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245.48 : 14,140.17 = 5,771.04 : x
  2. Step 2: Convert to fraction form
    10,245.48/14,140.17 = 5,771.04/x
  3. Step 3: Cross multiply
    10,245.48x = 14,140.17 × 5,771.04
  4. Step 4: Simplify right side
    10,245.48x = 81,603,486.68
  5. Step 5: Solve for x
    x = 81,603,486.68/10,245.48
  6. Step 6: Final answer
    x = 7,964.83

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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.