Home / 10,180.08-15,269.16-3,936.32

Finding the Fourth Proportional to 10,180.08, 15,269.16 and 3,936.32

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Solution

The fourth proportional to 10,180.08, 15,269.16 and 3,936.32 is: 5,904.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.08 : 15,269.16 = 3,936.32 : x
  2. Step 2: Convert to fraction form
    10,180.08/15,269.16 = 3,936.32/x
  3. Step 3: Cross multiply
    10,180.08x = 15,269.16 × 3,936.32
  4. Step 4: Simplify right side
    10,180.08x = 60,104,299.89
  5. Step 5: Solve for x
    x = 60,104,299.89/10,180.08
  6. Step 6: Final answer
    x = 5,904.11

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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.