Home / 11,900.32-16,422.16-6,932

Finding the Fourth Proportional to 11,900.32, 16,422.16 and 6,932

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Solution

The fourth proportional to 11,900.32, 16,422.16 and 6,932 is: 9,566.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,900.32 : 16,422.16 = 6,932 : x
  2. Step 2: Convert to fraction form
    11,900.32/16,422.16 = 6,932/x
  3. Step 3: Cross multiply
    11,900.32x = 16,422.16 × 6,932
  4. Step 4: Simplify right side
    11,900.32x = 113,838,413.12
  5. Step 5: Solve for x
    x = 113,838,413.12/11,900.32
  6. Step 6: Final answer
    x = 9,566.00

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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.