Home / 8,722.27-13,080.24-4,776.46

Finding the Fourth Proportional to 8,722.27, 13,080.24 and 4,776.46

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Solution

The fourth proportional to 8,722.27, 13,080.24 and 4,776.46 is: 7,162.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722.27 : 13,080.24 = 4,776.46 : x
  2. Step 2: Convert to fraction form
    8,722.27/13,080.24 = 4,776.46/x
  3. Step 3: Cross multiply
    8,722.27x = 13,080.24 × 4,776.46
  4. Step 4: Simplify right side
    8,722.27x = 62,477,243.15
  5. Step 5: Solve for x
    x = 62,477,243.15/8,722.27
  6. Step 6: Final answer
    x = 7,162.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.