Home / 8,786.32-12,125.00-4,807.37

Finding the Fourth Proportional to 8,786.32, 12,125.00 and 4,807.37

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Solution

The fourth proportional to 8,786.32, 12,125.00 and 4,807.37 is: 6,634.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786.32 : 12,125.00 = 4,807.37 : x
  2. Step 2: Convert to fraction form
    8,786.32/12,125.00 = 4,807.37/x
  3. Step 3: Cross multiply
    8,786.32x = 12,125.00 × 4,807.37
  4. Step 4: Simplify right side
    8,786.32x = 58,289,403.58
  5. Step 5: Solve for x
    x = 58,289,403.58/8,786.32
  6. Step 6: Final answer
    x = 6,634.11

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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.