Home / 8,749.50-13,124.24-2,175.74

Finding the Fourth Proportional to 8,749.50, 13,124.24 and 2,175.74

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Solution

The fourth proportional to 8,749.50, 13,124.24 and 2,175.74 is: 3,263.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.50 : 13,124.24 = 2,175.74 : x
  2. Step 2: Convert to fraction form
    8,749.50/13,124.24 = 2,175.74/x
  3. Step 3: Cross multiply
    8,749.50x = 13,124.24 × 2,175.74
  4. Step 4: Simplify right side
    8,749.50x = 28,554,933.94
  5. Step 5: Solve for x
    x = 28,554,933.94/8,749.50
  6. Step 6: Final answer
    x = 3,263.61

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1.5x scale

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.