Home / 8,563.12-11,816.70-4,786.23

Finding the Fourth Proportional to 8,563.12, 11,816.70 and 4,786.23

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Solution

The fourth proportional to 8,563.12, 11,816.70 and 4,786.23 is: 6,604.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563.12 : 11,816.70 = 4,786.23 : x
  2. Step 2: Convert to fraction form
    8,563.12/11,816.70 = 4,786.23/x
  3. Step 3: Cross multiply
    8,563.12x = 11,816.70 × 4,786.23
  4. Step 4: Simplify right side
    8,563.12x = 56,557,444.04
  5. Step 5: Solve for x
    x = 56,557,444.04/8,563.12
  6. Step 6: Final answer
    x = 6,604.77

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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.