Home / 8,563.07-11,815.49-4,786.31

Finding the Fourth Proportional to 8,563.07, 11,815.49 and 4,786.31

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Solution

The fourth proportional to 8,563.07, 11,815.49 and 4,786.31 is: 6,604.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563.07 : 11,815.49 = 4,786.31 : x
  2. Step 2: Convert to fraction form
    8,563.07/11,815.49 = 4,786.31/x
  3. Step 3: Cross multiply
    8,563.07x = 11,815.49 × 4,786.31
  4. Step 4: Simplify right side
    8,563.07x = 56,552,550.83
  5. Step 5: Solve for x
    x = 56,552,550.83/8,563.07
  6. Step 6: Final answer
    x = 6,604.24

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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.