Home / 8,786.07-12,125.03-4,807.35

Finding the Fourth Proportional to 8,786.07, 12,125.03 and 4,807.35

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Solution

The fourth proportional to 8,786.07, 12,125.03 and 4,807.35 is: 6,634.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786.07 : 12,125.03 = 4,807.35 : x
  2. Step 2: Convert to fraction form
    8,786.07/12,125.03 = 4,807.35/x
  3. Step 3: Cross multiply
    8,786.07x = 12,125.03 × 4,807.35
  4. Step 4: Simplify right side
    8,786.07x = 58,289,238.93
  5. Step 5: Solve for x
    x = 58,289,238.93/8,786.07
  6. Step 6: Final answer
    x = 6,634.28

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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.