Home / 8,467.86-12,701.61-4,520.46

Finding the Fourth Proportional to 8,467.86, 12,701.61 and 4,520.46

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Solution

The fourth proportional to 8,467.86, 12,701.61 and 4,520.46 is: 6,780.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.86 : 12,701.61 = 4,520.46 : x
  2. Step 2: Convert to fraction form
    8,467.86/12,701.61 = 4,520.46/x
  3. Step 3: Cross multiply
    8,467.86x = 12,701.61 × 4,520.46
  4. Step 4: Simplify right side
    8,467.86x = 57,417,119.94
  5. Step 5: Solve for x
    x = 57,417,119.94/8,467.86
  6. Step 6: Final answer
    x = 6,780.59

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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.