Home / 10,349.57-15,526.38-3,331.43

Finding the Fourth Proportional to 10,349.57, 15,526.38 and 3,331.43

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Solution

The fourth proportional to 10,349.57, 15,526.38 and 3,331.43 is: 4,997.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.57 : 15,526.38 = 3,331.43 : x
  2. Step 2: Convert to fraction form
    10,349.57/15,526.38 = 3,331.43/x
  3. Step 3: Cross multiply
    10,349.57x = 15,526.38 × 3,331.43
  4. Step 4: Simplify right side
    10,349.57x = 51,725,041.21
  5. Step 5: Solve for x
    x = 51,725,041.21/10,349.57
  6. Step 6: Final answer
    x = 4,997.79

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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.