Home / 10,238.55-15,333.21-5,842.68

Finding the Fourth Proportional to 10,238.55, 15,333.21 and 5,842.68

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Solution

The fourth proportional to 10,238.55, 15,333.21 and 5,842.68 is: 8,749.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,238.55 : 15,333.21 = 5,842.68 : x
  2. Step 2: Convert to fraction form
    10,238.55/15,333.21 = 5,842.68/x
  3. Step 3: Cross multiply
    10,238.55x = 15,333.21 × 5,842.68
  4. Step 4: Simplify right side
    10,238.55x = 89,587,039.40
  5. Step 5: Solve for x
    x = 89,587,039.40/10,238.55
  6. Step 6: Final answer
    x = 8,749.97

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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.