Home / 11,040.54-15,235.62-6,260.92

Finding the Fourth Proportional to 11,040.54, 15,235.62 and 6,260.92

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Solution

The fourth proportional to 11,040.54, 15,235.62 and 6,260.92 is: 8,639.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.54 : 15,235.62 = 6,260.92 : x
  2. Step 2: Convert to fraction form
    11,040.54/15,235.62 = 6,260.92/x
  3. Step 3: Cross multiply
    11,040.54x = 15,235.62 × 6,260.92
  4. Step 4: Simplify right side
    11,040.54x = 95,389,057.32
  5. Step 5: Solve for x
    x = 95,389,057.32/11,040.54
  6. Step 6: Final answer
    x = 8,639.89

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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.