Home / 8,396.18-11,586.77-4,619.74

Finding the Fourth Proportional to 8,396.18, 11,586.77 and 4,619.74

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Solution

The fourth proportional to 8,396.18, 11,586.77 and 4,619.74 is: 6,375.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.18 : 11,586.77 = 4,619.74 : x
  2. Step 2: Convert to fraction form
    8,396.18/11,586.77 = 4,619.74/x
  3. Step 3: Cross multiply
    8,396.18x = 11,586.77 × 4,619.74
  4. Step 4: Simplify right side
    8,396.18x = 53,527,835.87
  5. Step 5: Solve for x
    x = 53,527,835.87/8,396.18
  6. Step 6: Final answer
    x = 6,375.26

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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.