Home / 10,235.92-15,353.70-2,839.54

Finding the Fourth Proportional to 10,235.92, 15,353.70 and 2,839.54

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Solution

The fourth proportional to 10,235.92, 15,353.70 and 2,839.54 is: 4,259.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,235.92 : 15,353.70 = 2,839.54 : x
  2. Step 2: Convert to fraction form
    10,235.92/15,353.70 = 2,839.54/x
  3. Step 3: Cross multiply
    10,235.92x = 15,353.70 × 2,839.54
  4. Step 4: Simplify right side
    10,235.92x = 43,597,445.30
  5. Step 5: Solve for x
    x = 43,597,445.30/10,235.92
  6. Step 6: Final answer
    x = 4,259.26

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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.